Description
UV-protected
quick gear shifts
100% Polyester
Compound Cup-Stack Carbon Nanotube achieves great repulsion combined with high durability
Absorbent terry cloth thumb back
FC-RS520 12 Spd. Eye Guards UV-protectedOUTER RING MATERIAL Aluminum GFRP CRANK AXLE MATERIAL Steel AVERAGE WEIGHT 754g THREADED BB SHELL WIDTH 68 70 CRANK ARM FINISH Anodized COMPATIBLE BB TYPE Outboard CRANK AXLE FINISH Plated GEAR ARMS 4 COMPATIBLE CHAIN HG 12 speed INNER RING MATERIAL Aluminum INNER RING FINISH Anodized CRANK ARM LENGTH 172. 5 CHAIN RING COMBINATION 50 34 OUTER RING FINISH Anodized CRANK ARM MATERIAL Aluminum