Tough As Nails 2 Groove Sheave Pulley, Heavy Duty Cast Iron V Belt Drive, 7/8 Inch Bore With 2.3 Inch OD, Hex Set Screws For 4L And 5L Belts, Straight Shooter Performance And Easy Swap Out

Double Groove Cast Iron V belt Pulley for 4L 5L Belts
✔️ Fits 7/8 inch shaft and measures 2.3 inches wide overall

This solid sheave pulley is designed for heavy duty power transmission setups. You will find these units mounted on motors, fans, pumps, and industrial conveyor systems where reliable belt drive performance matters. The cast iron body handles constant torque while the keyway and hex bolts keep everything locked tight during operation. Each pack contains one ready to mount unit for quick replacements or machine upgrades.

✅ Two grooves sized perfectly for 4L and 5L V belts
✅ 7/8 inch round bore accepts standard mill and imperial shafts
✅ Cast iron housing provides durable heat resistance and stability
✅ Built in keyway pairs with hex socket set screws for solid grip
✅ Single pulley package ships ready for immediate installation

💡 What makes a two groove v belt pulley handy for upgrading older machinery? Picking a matching double channel sheave cuts maintenance headaches and keeps your power transfer tight. The design fits naturally into standard industrial runs without needing special adapters.
- Dual belt channels distribute stress evenly across 4L or 5L rubber tracks
- Hex cap screws lock flush against the keyway to stop wobble during heavy loads
- Solid cast iron material sheds vibration and resists warping under sustained torque
- Pre drilled 7/8 inch shaft openings save time on shop floor installations

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2BK-20 7/8" Bore Solid Sheave Pulley with 2.3" OD, Hex set screws for V-belts size 4L, 5L 2BK20-7/8"

Outside diameter: 2.3" inch Bore: 7/8" inch Belt section size:4L, 5L 2 Grooves One pulley Hex set screws Cast Iron keyway