Single Speed Freewheel For Mountain Bikes 12T Gear Sprocket Beefy Steel Construction Easy Index Shifting Smooth Ride Durable Replacement Freewheel Part For Upgrading Your Mountain Bike

12T Freewheel for Mountain Bikes, Steel - Single Pack
✔️ Beefy steel, smooth index shifting, easy installation

This single speed freewheel is a beefy steel gear component used on mountain bikes and compatible with road bikes, MTB and BMX setups for upgrading or replacing freewheels.

✅ カラー：シルバー
✅ Material: Steel
✅ Compatibility: Road bikes, mountain bikes, MTB, BMX bikes
✅ Package: Single Speed Freewheel (1 piece)

💡 What is a pillow block bearing used for in mechanical systems?

A pillow block bearing supports rotating shafts and helps align components in machinery.

- shaft support in machines - maintains shaft alignment and reduces wear - common in conveyors, gear drives, and linear motion setups