ACS

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Removable with stand 4-prong tool 16T x 3/32` Single Nickel

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Removable with stand 4-prong tool 17T x 3/32` Single Nickel

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Removable with stand 4-prong tool 18T x 3/32` Single Nickel

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Removable with stand 4-prong tool 20T x 3/32` Single Nickel

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Removable with stand 4-prong tool 22T x 3/32` Single Nickel

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Fits metric M30x1mm BMX hub threads Removable with Crossfire 6-spline tool 13T x 3/32` Single Nickel

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Fits metric M30x1mm BMX hub threads Removable with Crossfire 6-spline tool 14T x 3/32` Single Nickel

 Cold forged for high-torque strength 30 steps / 12? engagement Nickel plated sprocket ring, fits 1/8` and 3/32` chains Fits metric M30x1mm BMX hub threads Removable with Crossfire 6-spline tool 15T x 3/32` Single Nickel

 Southpaw freewheels for Left Hand Drive applications Stronger, less expensive, and easier to replace than cassette hubs The standard in freewheels for almost 2 decades 3 pawls engage 30 steps, every 12 degrees 16T x 3/32` SouthPaw Single Grey

 Southpaw freewheels for Left Hand Drive applications Stronger, less expensive, and easier to replace than cassette hubs The standard in freewheels for almost 2 decades 3 pawls engage 30 steps, every 12 degrees 18T x 3/32` SouthPaw Single Grey