Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant's customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. As an Amazon Associate we may earn from qualifying purchases. We may receive a commission from purchases made through links on our site, which will help us continue to provide you with value.
Best Choice QCCAN New
QCCAN 5PCS DIN Rail Terminal Blocks Kit, 2 in 10 Out Universal Compact Lever Wire Connector for Electrical Wires, Detach SAFETY AND RELIABILITY: The wire splicing connector is engineered with insulated materials that provide flame-retardant,QCCAN New
5CS DIN Rail Terminal Blocks Kit, 2 in 8 Out Universal Compact Lever Wire Connector for Electrical Wires, Detachable Gro SAFETY AND RELIABILITY: The wire splicing connector is engineered with insulated materials that provide flame-retardant,Best Value uxcell New
uxcell USLKG2.5 DIN Rail Mounted Ground Circuit Connection Terminal Block 800V 34A for 24-12 AWG, 5pcs ☀Model: USLKG2.5; Poles: 2 Positions ; Wire Range: 24-12 AWG ; Rated : 800V, 34A.Geloo New
Geloo 6 Way Fuse Block 12V Marine Fuse Blocks with Negative Bus Ground, 6 Circuits Fuse Box Holders with LED Indicator A Good conductivity: 6 Circuits marine fuse block with negative bus and cover. Easy to open insulating cover that providesZDETGU New
ZDETGU Terminal Strip Block,Large Current Easy Wiring Ground Circuit Terminal Block 600V 60A,Supports Long Term Use, Mad [Anti- Coating] Standard production and surface electroplating ensure long-term use and protection against .SOULONG New
SOULONG 6 Position 15A Screw Terminal Block Dual Row Barrier Strip Pre-Insulated Terminal Block for Home Appliances Elec [VERSATILE APPLICATION] Designed for seamless wire connections in home appliances, electronic circuits, and industrial mHOMSFOU NewHOMSFOU Din Rail Terminal Block Kit with Ground Block and End Bracket for Garage Renovation DIY Automation Projects Elec Terminal strip:the engineering materials provide excellent resistance to heat, wear, and tear, ensuring durability,end bTbest NewTbest Ground Circuit Terminal Blocks,Ground Circuit Terminal Blocks Bus Bar Board Dual Rows 20 Position 2 Studs 150A for Use:-fine workmanship, can be used with the insulating cover not included: to improve the safety factor. for Board 150Auxcell Newuxcell Terminal Ground Bar Screw Block Barrier Brass 4 Positions Green for Electrical Distribution It is made of brass conductors. With higher electrical conductive than those irons or alloy metal. Widely used in almostAmpper New1/4" Stud & 12 x #8 Terminal Screws Ground Distribution Block Bus Bar, Ampper 5.3" 12V Nickle Plated Brass Battery BusBa Heavy Duty: nickle plated brass thick busbar, base is made of heavy ABS, mechanically strong, insulated, heat resistantAmpper New1/4" Stud & 12 x #8 Terminal Screws Ground Distribution Block Bus Bar, Ampper 5.3" 12V Nickle Plated Brass Battery BusBa Heavy Duty: nickle plated brass thick busbar, base is made of heavy ABS, mechanically strong, insulated, heat resistantMikinona NewMikinona Grounding Bus Bar – 7 Position Brass Terminal Block for Ground Circuit – Copper Contact Terminal Strip for Indu Efficient Wiring: Featuring a screw terminal block mechanism, this connection bus bar make wire installation easy, boostWakects New10pcs 360V 10A Dual Row Screw Terminal Block Electric Barrier 12-Terminal Strip Block Quick Connector Screw Terminal Bar 【Copper And PE】Metal screw connectors are made from copper and outer is made from PE, very good quality, which can meetGeloo NewGeloo 12 Way Fuse Block 12V Marine Fuse Blocks with Negative Bus Ground, 12 Circuits Fuse Box Holders with LED Indicator Optimal Conductivity: 12 Circuit marine fuse block is applied to ATC/ATO (Middle Size) fuses, which has positive & negatTopHomer New2Pcs Neutral Terminal Bar 6 Positions Brass Wire Screw Terminal Bus Bar Block Grounding Strip Blue Shell for Electrical High-Quality Materials: The plastic shell and built-in copper terminals of the terminal block make it have good conductiPvcqjkd NewPvcqjkd 10 Pcs Terminal Block 12 Positions Dual Row 600V 15A Screw Terminal Strip Blocks with Cover Terminal Strip [Easy Install]- The terminal strips are easy to install and in place by two screw holes at either end of the terminal. SChihutown New10 Pcs 12 Position Dual Row Terminal Strip, Electrical Barrier Wire Connector Block, Screw Terminal Barrier Block,Euro-S 【You will get】There are 10 terminal blocks(12 Position) in the package.Their rated current is 10A and rated voltage is 3Zerodeko NewZerodeko 4pcs Grounding Bus Bar 6 Positions Terminal Block Ground Bus Bar Brass Wire Screw Terminal Connector for Safe a Exceptional conductivity: utilizing copper wire terminals and bus bar connectors, this power terminal block boosts poweruxcell Newuxcell 2pcs Dual Row Terminal Block, 3 Positions 500V 60A Screw Terminals Strip, Cable Barrier Block Strip for Home Appl A dual row terminal block is an electrical component that connects and organizes multiple wires in two parallel rows, feStarrypxl NewTerminal Strip Block 100A 600V Heavy Duty High Current Ground Circuit Terminal Block with PC Shell for Power Distributio [HIGH CURRENT HANDLING] The Terminal Strip Block is designed to handle up to 100A current and 600V voltage, making it idYosoo NewPower Distribution Block, 4/8/10 Gauge Wire Output 1 Way in 4 Ways Out Plastic Cover 0/2/4 Gauge Wire Input Ground Distr Suitable for auto car, RV, ATV, boat or other vehicles, protect your vehicle's audio amplifier system.Ampper New5/16" Heavy Duty Dual Studs Battery Junction Post Terminal Kit, Ampper 2 Studs M8 Bus Bar Power and Ground Junction Bloc Function: used to connect two or more connectors / wires, as battery junction posts for battery power and ground junctioziyue Newziyue 2PCS Bus Bar 12V 250A Power Distribution Block with Cover M8, Terminal Block for Car Vehicle Truck Automotive Mari 🚗【Upgrade performance】The bus bar provides multiple large connections for dedicated grounding of batteries, providing cQANYEGN NewQANYEGN 50Pcs 2 Pin 7.62mm Pitch Screw Terminal Block, Circuit Board Wiring Barrier Terminal Blocks, Electrical Connecto HIGH QUALITY MATERIALS: The terminal block is made of premium materials, ensuring it is durable and resisting to deformaZalizr NewZalizr 10 PCS 3-Pin PCB Screw Terminal Block Connectors, 5.08 MM Pitch Pluggable Male Plug and Female Socket for 24-12 A Package Includes: Comes with 10 sets of 3-pin PCB terminal block connectors, including male plugs and female sockets, wiAmpper New5/16" Single Stud Battery Junction Posts, Ampper M8 Heavy Duty Power and Ground Junction Block Power Distribution Studs Function: used to connect two or more connectors / wires, as battery junction post for battery power and ground junctioneMagTech NeweMagTech 2pcs M10 Dual Stud Bus Bars 3/8" Power Distribution Block Dual Power Stud Busbar Terminal Junction with Screws High Capacity: Stud size: 3/8"(M10) dual stud; Voltage: 12-48V DC; Max continuous amperage: 250A DC; The battery distribKnuKonceptz NewKnuKonceptz Bassik 4 and 8 Gauge 2 Way Fuse Distribution Block w/ Ground Links SW FUTURE NewMultiple Accessories Bus Bar 12v Power Distribution Block 250A Bus Bar with 4 x 5/16" (8M) Studs Marine Battery Busbars 【Excellent Material】We use aerospace grade nickel plated 12v bus bar with high conductivity, corrosion resistance and loGigflpyo New12V 150A Power Distribution Block, 1/4" Stud Marine Bus Bar with 34Pcs Terminal & 2Pcs Protective Cases, Battery Termina 【Heavy-Duty Performance】This 12V bus bar is built tough, handling a maximum operating voltage of 48V DC and a continuousJiawu New250A 48V Power Distribution Block Bus Bar 4 x 5/16" (M8) Studs 48 Volt Marine Bus Bar Battery Terminal Block with Cover 【What You Get】A pair of 48V power distribution block, includes a red and a black power distribution block (Positive & Neibasenice Newibasenice 6-Position Ground Bus Bar Terminal Block Strip, Black Metal Car Terminal Strips for Automotive Electrical Dist Improved current efficiency: enhances the transmission of electrical current, boosting the efficiency of your vehicle'sBlue Sea Systems NewBlue Sea ST Blade 4 Circuit Battery Terminal Fuse Block Blue Sea Systems Fuse Block ST Blade 4 Circuit Battery Terminal, part number 502311% Off Aohyue New6 Pcs Terminal Block, 100 amp Connector Block, Brass Wiring Connector with ABS Flame Retardant Shell, Connectors Block f High-quality materials: The wire terminal block adopts thickened integrated brass conductor, which has excellent conductMardatt NewMardatt 32 Sets Male Female Pluggable Terminal Blocks Connector Socket, 5.08mm Pitch Plug-in PCB Mount Screw Terminal Bl 【Great Valve for Money】The Pluggable terminal block connector assortment set contains 9 type of female and male screw teBlue Sea Systems NewBlue Sea ST Blade Fuse Block 12 Circuits with Negative Bus and Cover Blue Sea Systems Fuse Block ST Blade 12 Circuit with Ground and Cover, part number 5026, can be used for 24-hour circuitiplusmile Newiplusmile Din Rail Assembly Kit with Terminal Blocks Ground Block End Covers and Marker Strip Fixed Bridge Jumpers Inclu Reliable Electrical Connection Rail Connector offers a dependable solution for mounting blocks in industrial electricalgernie New2Pcs Power Distribution Block, 4 Post M8 Screw 4 Terminal Bus Bar Terminal Block for Marine Battery Terminals Automotive Reliable in Work: The rated current is 250A, and the DC 48V bus bar suits perfectly for DC power supply system, very relSwpeet NewSwpeet 6Pcs Terminal Stud, Battery Power Distribution Terminal Block Set, Black and Red 1/4" M8 Studs Bus Bar with Srews 🔋【Terminal Block Set】---------- You will get 1 x black M8 (5/16 inch), 1 x red M8 (5/16 inch), 4 x mounting screws. SurFOUDOSTO New12V Bus Bar, 4X 5/16"(M8) Studs Power Distribution Block, Screws Terminal Block, 250A Marine Copper Battery Busbar for B 【Safe&Sturdy】:The battery bus bar terminal block includes 4 x 5/16" studs terminal and 3 x #8 screw terminals,which makeZoeyilan NewPower Distribution Terminal Block Box Junction Din Rail 2 Level Single Phase Transparent Cover 215, Ground Circuit Termi 【STABLE CONDUCTIVE PERFORMANCE】: Brass conductive elements combined with a reinforced housing allow this terminal box toCryfokt NewCryfokt 50Pcs Ground Terminal with Pure Copper DIN Rail Mounted Earth Terminal Block for Strong Electrical Conductivity [SECURE EQUIPMENT Cover GROUNDING]: equipment Cover with direct and reliable connectionQwertyui New2 PCS 3/8'' Power Distribution Block,Single Stud Bus Bar M10 Insulated 12-24V Battery Post Junction Block for Marine Boa Durable Construction: This battery junction posts block is crafted from nylon with stainless steel studs, ensuring excepAribrnten NewAribrnten 12V 12 Way Marine Fuse Block Fuse Panel with Ground & 12 Volt Fuse Box for Car Automotive Boat RV RZR 12 Volt Fuse Box with LED Warning Indicator - The fuse block has 12 LED lights for the circuit on the fuse panel; In casGeneric New12 Way Fuse Block with Negative Bus Bar – 12 Circuit Blade Fuse Box with LED Fuse Indicator – 100A Max Input – Ideal for 🔸 12-Circuit Fuse Block: Cleanly organizes and protects multiple circuits in one compact unit.Glarks NewGlarks 70Pcs(5Sets) Terminal Block Set, 5Pcs 4 Positions 600V 15A Dual Row Screw Terminals Strip + 5Pcs Pre-Insulated Ba ★【What You Get:】In this terminal block set, it include 5pcs 4 positions double row screw terminal strip blocks with coveX psblty Newfor 10Pcs Double-Level Terminal Block UKK/UKKB 5, 2 Layer 0.2-4 mm² Electrical Screw Connector for DIN Rail - Ground Cir double-level terminal blocks designed for efficient wiring solutions in electrical applications.Cerlyiont New215 Terminal Distribution Box Din Rail 2 Levels Single Phase with Transparent Cover, Ground Circuit Terminal Blocks 【SPACE SAVING STRUCTURE】: Compact body design combined with multiple splitting heads allows efficient circuit arrangemenJIRONN New2 Pack Bus Bar Terminal Block, Power Stud Battery Junction Post, Power Terminal Block Stud, M8 48V Dual Studs, Heavy Dut 【Excellent Power Distribution】Our bus bar terminal block is designed to provide efficient power distribution for your caHomyl New5 Sets 600V 15A Double Row 12-Positions Screw Terminal Strip Blocks ①➤Terminal Block Stripe: 600V 15A; Material: Copper, Plastic. Size: 125 x 22 x 17mm/4.92 x 0.87 x 0.67inch. ➤Fork Type TBUGUUYO NewBUGUUYO Guide Rail Electrical Box Modular Terminal Block Connector Kit for Din Rail Installation DIY Splicing Wire Conne Accurate fit: engineered to fit standard din rails with precision, ensuring , enhancing overall electrical project efficIDEANATEGRATE NewIDEANATEGRATE 60a High Terminals Position Screw Terminal Block Dual Row Wire Strip Electrical Ground Barrier Circuit Blo High-level flame protection: the terminal block strip incorporates high-performance flame-retardant construction, vitalEFGTEK NewEFGTEK M8 Brass Battery Terminal Stud Connector Terminal,8mm Remote Battery Binding Post Junction Post Block Terminal Ki Premium Material:Made of copper with red and black mark, connect two or more connectors or wires as remote battery junctBlue Sea Systems NewBlue Sea Systems 5030 ST Blade Fuse Block 6 Circuit with Ground Blue Sea Systems Fuse Block ST Blade 6 Circuit with Ground, part number 5030, can be used for 24-hour circuitsX AUTOHAUX NewX AUTOHAUX 8 Positions Screw Metal Terminal Grounding Strip Bus Bar Block DC250V 110A Brass terminal grounding strip bus bar block with 8 screws.ECSiNG NewECSiNG 150A Bus Bar Power Terminal Blocks with M6 Bolts M4 Screws Terminals 12-48V DC Single-Row Covered Power Ground Di Single row 150A mini collector rail with 2 stainless steel bolts (M6, 1/4 inch) and 6 screws (M4, 5/32 inch) terminal blsourcing map Newsourcing map USLKG2.5 DIN Rail Mounted Ground Circuit Connection Terminal Block 800V 34A for 24-12 AWG, 5pcs ☀Model: USLKG2.5; Poles: 2 Positions ; Wire Range: 24-12 AWG ; Rated : 800V, 34A.VILLFUL NewVILLFUL Copper Ground Terminal Block Bar 15-Hole 8x13mm Copper Busbar Distribution Block for Car, Auto and Marine Batter Space-saving designed: the compact design of this battery bus bar helps save valuable space in your electrical cabinet,brooksnaji NewCar Audio Splitter - Automotive Mass Distribution Terminal, Junction Block 12V | Stereo Amplifier, Battery Terminals & E Beautifully designed: Protect your car audio system with a distribution block made of flame retardant material and zincAnneome NewAnneome Guide Rail Electrical Box Din Terminal Block Connector for Ground Circuit Terminal Blocks Ensures Safe Power Tra Standard compatibility: to fit standard din rails, facilitating swift and installation, boosting overall project efficieONLINE LED STORE NewWaterproof Ground Power Distribution Terminal Block Battery Bus Bar [Max. 300V AC/48V DC] [IP65] [Positive/Negative] Ins SOLID PROTECTION - Busbars installed in water prone areas require the kind of protection that most "universal" productsTZAONEN New5/16" Bus Bar 12V Battery Wire Power Distribution Terminal Block M8 Dual Studs Junction Block Post Positive & Negative B Multiple Terminal Options - Features a 5/16" terminal stud M8 and can accommodate a variety of battery terminals includieMagTech NeweMagTech 10Pcs Quick Dual Wire Terminal Block 2 Pin Peel-Free Push-Type Design Black I Type Connectors for 18-22 AWG Gau 2 Pin Connector : 2 to 2 butt joint, use internal plastic body isolation to prevent short circuit.Zerodeko NewZerodeko PCB Terminal Block Connector 20Pcs 3-Pole Plug-in Screw Wire Connector with 5.08Mm Pitch for Electrical Distrib Easy Installation: the plug-out terminals feature a no-solder design allowing quick and hassle-free setup, suitable forCeaHoify NewCeaHoify 8 Terminal Bus Bar Terminal Block 10 Pack Brass Wire Screw Terminal for Car Boat Marine Ground Power Distributi Use screws to fix it in place through the two screw holes on both ends of the terminalSOESFOUFU NewSOESFOUFU 60a High Terminals Position Dual Row Screw Terminal Block Electrical Barrier Strip Ground Circuit Connector fo High flame resistance: made from advanced flame-retardant materials, this screw terminal block efficiently reduces fireGeneric NewPower Distribution Block Car Audio - Ground Distribution Block Car Audio with Cover | Circuit Protector Ground Distribut Long-lasting Performance: The power distribution block car audio is designed with a sturdy zinc alloy nickel-plated struQwertyui NewCopper Terminal Distribution, 4 PCS Copper Bus Bar Terminal Block for Marine Strips Distribution 12v Bus Bar Battery Dis [Premium - Quality Material] This 8 - position terminal bus bar is crafted from brass with a polycarbonate shell, featurMOTOULAX NewEarth Terminal Block Din Rail Box 11×5×6 Terminal Distribution Box Din Rail 2-Level Single Phase with Transparent Dust C space saving the compact size of the box allows for more splitting, maximizing space efficiency in wiring.CEURSAVA New20 Way Blade Fuse Block 16 Circuit Fuse Holder Fuse DC SUB Panel with Ground and Cover for Car Boat Marine Trike Car Tru NEWEST STYLE: CEURSAVA Upgraded 20 Way Fuse Box with Ground and Cover Is the Newest Design of Power DistributionGeneric NewPower Distribution Block Car Audio, Marine Terminal Block with Cover, Circuit Protector Ground Distribution Block for Ma Stable Performance: Built to withstand wear and tear, the power distribution block boasts a zinc alloy nickel-plated strHyuduo NewHyuduo Grounding Terminal Block, Pure Copper Screw Crimping Frame Technology Yellow Green USLKG-3, for Equipment Groundi [Insulating and Mystical/Fantasy Retardant] Made of insulating and Mystical/Fantasy retardant material for safety and eaGigflpyo NewBus Bar 250A 12V - 24V Power Distribution Block with 5/16" (M8) 4-Posts Terminals Block with Cover for Automotive, Marin 【What's Included】4 stainless steel screws, 2 x 12V distribution blocks (each pair has one red and one black block; eachSING F LTD NewSING F LTD 10x 2pin PCB Terminal Block 3.5mm Spacing 250V 8A for Connecting Single Wire Multi Wire Conductors to Circuit Kit: Includes 10 2pin spring type PCB terminal blocks.WADY NewWADY Bus Bar Power Distribution Block 12V 250A - Marine Grade Terminal Block with 4 x 5/16" Studs, Waterproof Cover for Durable and Sturdy: Made of reinforced nylon flame retardant material. Nickel plated brass contact plates ensure uniformtunghey Newtunghey 2 Pack Copper Battery Terminal Stud Connector, Remote Battery Binding Post Junction Post Block Terminal Kit (M8 💗 Made of copper with red and black mark, used to connect two or more connectors / wires, as remote battery junction poGeneric NewCar Audio Distribution Block, Battery Terminal Distribution Block with Cover, Ground Negative Pole Distribution Socket f Long-lasting Performance: The power distribution block car audio is designed with a sturdy zinc alloy nickel-plated struGénérique NewGround Distribution Block, AMP Distribution Block | 12V Ground Distributor from Flame to Flame | Stereo Amplifier, Batte Audio Management: For seamless multi-parder integration, this distribution block facilitates multi-channel distribution,Generic New12V Distribution Block - 12V Distribution Connecting Blocks with Wrench | Stereo Amplifier Gauge Out Ground Distribution Flexible System Compatibility: Car audio distribution block Elevating multi-speaker or multi-channel audio distributionGeneric NewGeneric Fuse Panel - Auto Fuse Box with LED Indicator - 4 Circuit Bus Waterproof Marine Fuse Panel with Ground and for M ☏Simple to Use: More effortless to access, the newest buckle design of our fuse block provides a simple solution to instAULESSE NewAULESSE 12V-48V DC Bus Bar Power Distribution Block 5/16" (M8) 4 Studs Heavy Duty Busbar Stud Terminal Junction Block wi 【Wide Applications】The power distribution block busbar is widely used in 12‑48V automotive and marine wiring, trucks, RVGeneric New12V Distribution Block - Auto Power Separator, Ground Terminal, Circuit Connector | Retardant Fuse Distributor for Marin Streamlined audio connectivity: Addressing various multiple multipleer configurations, this distribution block supportsBsbkoj New12v Distribution Block, Flame Retardant Ground Distributor, Heavy-Duty Circuit Terminal, Secure Battery Connector Ends, Flame Retardant Housing: Built with high-temperature flame retardant materials, this 12V distribution block enhances safGeneric NewGround Distribution Block, AMP Distribution Block - 12V Ground Distributor Flame to Flame - Stereo Amplifier, Battery Te Enhanced Audio Performance: Restoring to multi-speaker or multi-channel audio distribution needs, this distribution blocTOPPERFUN NewTOPPERFUN 20pcs Plug Terminal Blocks Quick Wiring Male Female Connector Strip for Circuit Electrical Panel Ground Easy installation: the design of the terminal block ensures quick installation, saving time and effort,barrier block terHEALEEP NewHEALEEP Grade Terminal Block for Boating Ground Block and Easy Wiring for Multiple Circuit Breakers Simple installation: comes with simple designed structure, making the installation process straightforward for users,metBsbkoj New12v Distribution Block, Flame Retardant Ground Distributor, Heavy-Duty Circuit Terminal, Secure Battery Connector Ends, Flame Retardant Housing: Built with high-temperature flame retardant materials, this 12V distribution block enhances safGeneric NewCar Audio Amp Splitter | Marine Terminal Block with Cover,Circuit Protector Ground Distribution Block for Marine Audio Strong Strength: With a resilient zinc alloy nickel-plated body and rust-proof ABS cover, this power distribution blockPHENOFICE NewPHENOFICE 20Pcs 1503 Fixed Double Row Terminal Strip Block Black, Industrial Power Distribution Terminal Block Connector Fixed terminal block:premium base, not easy to break,terminal block strip connectorGAROZATION NewGAROZATION Din Rail Terminal Block Kit with Ground Block and Mounting Bracket for Circuit Breakers Installation Garage R Rail connector terminal:this grounding terminal block provides a convenient, easy-to-identify, and well-organized groundNOLITOY NewNOLITOY Automotive Wiring Terminals Terminal Block for Use for Car Circuit Modification and Ground Distribution Improved efficiency: enhances the transmission of electrical , boosting the efficiency of your vehicle's electrical systHOMOBABE NewHOMOBABE Din Rail Connector Terminal Block Kit UK-2.5b, Universal Rail End Cover with Ground Circuit Terminals for Garag Rail aterminal block--this din rail bracket is suitable for installing circuit breakers, contactors, , relays, terminalsGénérique NewAMP Distribution Block - Distribution Block, 12V Earth Distributor Connecting Connection Blocks | Stereo Amplifier, Batt Flexible Systems Compatibility: Elevating multi-speaker or multi-channel audio distribution solutions, this distributionGeneric NewDistribution Block, Distribution Block 12V - 12V Distribution Connection Blocks With Key, Stereo Amplifier, Battery Term Flexible system compatibility: By increasing multi-act or multi-channel audio distribution solutions, this distributionUngtyb NewUngtyb Power Distribution Block, Ground Circuit Protector, Heavy Duty Marine Audio, Protective, Multi Way Terminals, Com High-performance power distribution block for car and marine audio applications, designed to handle high electrical loadOperitacx NewOperitacx Din Rail Terminal Blocks Kit with Screw Terminals and End Brackets Universal UK-2.5b Ground Circuit for Garage Din rail terminal blocks kit--this grounding terminal block provides a convenient, easy-to-identify, and well-organized