Paws 4.1 freewheels are cold forged from high grade steel and precision CNC machined for high-torque applications.  4.1’s feature 3 pawls engaging simultaneously every 12°  on 2 tracks of loose ball bearings.

Paws 4.1 Freewheels thread onto standard 1.375"-24tpi hub threads (if you currently have a 16T or larger freewheel, it is most likely compatible).  Sprocket pitch is 1/2" x 3/32", compatible with both 3/32" and 1/8" wide single speed chains.

Paws 4.1 Freewheels feature 4-notch removal, compatible with ACS and other Universal removal tools.  Nickel plated sprocket ring with black inner body.