CBR600F4 520 Rear sprocket Alluminum
•Maximum strength sprockets at minimum weight; front sprockets made with C45 steel and SCM415 chromoly steel alloy -- rear sprockets made with C45 high-carbon steel•Each sprocket is heat treated and sandblasted to lower material surface tension•Meet or exceed the highest-quality compound standards set by the motorcycle industryNOTE: Anytime you use other than the standard front/rear sprocket sizes, clearance must be checked. When converting to a smaller chain size, especially for racing, be sure to use the highest-grade O-ring chain available (heavy-duty non-O-ring acceptable for drag racing).
