ACS Paws 4.1 Freewheels 1.375x24TPI
ACS has set the standard for freewheels for almost 2 decades.Stronger, less expensive, and easier to replace than cassette hubs. The Paws 4.1 has a black center ring, with a nickel plated sprocket ring. Fits 3/32″ or 1/8″ chains.

Features

• 1/2 x 3/32 or 1/2 x 1/8 chain compatible
• Cold forged chromoly construction
• 12 Degree engagement angle (30 steps total)
• Nickel plated sprocket ring
• Uses a4 prong removal tool