Solid forged crank arm Square interfaceSIZES Length - 170mm, 172.5mm, 175mmCHAINRINGS BCD - 120/90mm 50/34T (WA066/WB024)AVAILABLE SEPARATELY 48/32T (WA172/WB050)FINISH Polished anodized black Laser graphicsWEIGHT 751 grams34/50T - 175mm2x compact road gearing. 50/34T steel chainrings. 175mm crank arms. JIS square taper and N11 compatible. Cold-forged 6061-T6 aluminum crank arms. Stamped, ramped and pinned aluminum outer chainring. Chromoly steel inner chainring. /SRAM 9-speed compatiable. Polished anodized black finish with laser graphics. Suggested for use with 103mm spindle for a chainline of 44mm (Bottom bracket sold separately). Item Specifications: Length / Teeth, 175x50/34, Bolt Pattern, 120x4B, Spindle Type, 110 SQR JIS,.
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