One Groove Cast Iron Pulley With Five Eighths Inch Bore And Two Point Five Inch Outside Diameter For V Belts 4L And A Solid Machined Pulley With Precision Fit Includes Hex Set Screws And Keyway One Quarter By One Eighth Inch

AK25 Cast Iron V-Belt Pulley, 2.5 in OD, 5/8 in bore
✔️ OD 2.5in (63.5 mm), bore 5/8in (15.88 mm), 1 groove

This single-groove cast iron pulley is a compact drive component designed for V-belt systems. It’s typically used on small machines, hobby CNCs, and DIY belt-drive setups.

✅ Outside diameter: 2.5 in (63.5 mm)
✅ Bore: 5/8 in (15.88 mm)
✅ Groove: 1, for 4L/A belts
✅ Keyway: 1/4 x 1/8 in with two hex set screws
✅ Pack: single pulley

💡 What is a single-groove pulley typically used for in belt-drive systems? This handy drive part helps keep belts aligned and power transmission smooth.

- Designed for light-to-moderate power transmission in small belt drives - Works with 4L and A belts on compact motors and machines - Simple installation with a 1/4 x 1/8 in keyway and hex screws