FSA Super Alloy 10 Speed 42t M-10 Chainring - 104mm BCD - Black
BCD: 104mm. Teeth: 42T. This is a 10-speed Chainring for FSA MTB cranksets. It is made from lightweight aluminium that provides the perfect balance of low weight and longevity. MPN: 380-0642J (red decal) / 80-0642K (grey decal).