Cold forged for high-torque strength
-30 steps / 12 degrees of engagement
-Nickel plated sprocket ring, fits 1/8'' and 3/32'' chains
-Fits metric M30x1mm BMX hub threads (the smaller side of a flip-flop hub)
-Removable with Crossfire 6-spline tool
-M30 = Metric thread, small 6-spline tool (Crossfire)
-30 x 1mm Hub
-ACS threaded freewheels that are focused on durability for metric thread applications.
-Available for Pickup within 2 to 1 businesses days