BK20 1/2" inch ID Solid Pulley - 2" OD for V-belts cast iron size 4L, 5L

1-Groove Solid V-Belt Pulley BK20 - 1/2" Bore, 2" OD
✔️ Perfect for 4L & 5L Belts - Heavy-Duty, Solid Design

This BK20 solid V-belt pulley is a single-groove powerhouse designed for dependable power transmission. With a 2" outer diameter and a 1/2" straight bore, it’s built to handle standard 4L and 5L V-belts. The solid construction and hex set screws make it ideal for small motors, compressors, and light-duty machinery.

✅ Outer Diameter: 2" inch
✅ Bore Size: 1/2" inch (straight bore)
✅ Number of Grooves: 1
✅ Belt Compatibility: 4L and 5L belts
✅ Type: Solid pulley
✅ Set Screw: Hex head included
✅ Material: Cast iron or steel (based on availability)
✅ Quantity: 1 Pulley

💡 What are solid pulleys best used for?
Solid pulleys (non-split) are great for:

1. Fixed shaft systems where key alignment is easy

2. High RPM applications with minimal vibration

3. Budget-friendly setups that don’t need quick pulley swaps

Reliable, compact, and easy to install - this pulley helps keep your project spinning smooth. Add it to your build and let your system run like a champ!