Cold forged, rather than hot forged chromoly, CNC precision machined * 3 pawl engagement (compared to 2 pawl with ACS Claws) for stronger hold, with same, quick engagement every 12 degrees * Tighter tolerances giving less wobble and less play * New and unique removal notch pattern that is flush with the freewheel for better frame clearance * New matte silver finish on the main components that is corrosion resistant and eco-friendly process Fits 1/8" and 3/32" chains