* Die cast alloy crank arms* Monocoque crank arm/spider* AL7075 stamped and CNC machined outer chainring* Heat treated chromoly inner chainring* Chromoly chainring bolts* Available for 10 and 11 speed systemSIZES* Length – 170mm, 172.5mm, 175mm* Chainline – 44mm (118mm)* Q-Factor – 147mmCHAINRINGS* BCD – 110/80mm* 46/30T (WB001/wc093)FINISH* Polished painted black* Printed graphicsWEIGHT* 820 grams