SRAM Apex WiFli Rear Derailleur - 10 Speed - Medium Cage - Black compatio_raw long lever arm and ergonomic

long lever arm and ergonomic handle

reducing arm fatigue

while still keeping the casing protected from spiteful rocks

Ultegra level CN-6600 super-narrow HyperGlide 10-speed chain

SRAM Apex WiFli Rear Derailleur - 10 Speed - Medium Cage - Black compatio_raw long lever arm and ergonomicThe Apex rear derailleur represents the same design philosophy that has delivered our best in class products for the road market. Features include their EXACT ACTUATION ratio that offers the widest range of adjustment, coupled with a precise geometry to create stellar 10 speed performance SRAM Road 10 speed compatible EXACT ACTUATION means precise, even gear changes throughout the shifting range