SRAM Red WiFli Rear Derailleur - 10 Speed Medium Cage Black/Silver CheckoutTitle=SRAM GX Rear Derailleur - 11 Speed It is lighter than ever

It is lighter than ever with a formidable 35mm chassis that holds the line when you’re on the edge

05: T1710 E-Thru trainer axle M12x1

• Involves no hard mechanical treatment of the base

} Cold-forged and anodized silver alloy caliper

Comes stock on aftermarket versions of Reverb Stealth for easy internal routing

SRAM Red WiFli Rear Derailleur - 10 Speed Medium Cage Black/Silver CheckoutTitle=SRAM GX Rear Derailleur - 11 Speed It is lighter than everSRAM Red WiFli Rear Derailleur 10 Speed Medium Cage Black Silver. Top of the line rear derailleur with generous use of carbon fiber and titanium for maximum performance at minimal weight. Carbon fiber and aluminum construction Ceramic bearing pulleys Titanium hardware Compatible with other SRAM 10 speed drive train components TECH SPECS Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility SRAM Exact Actuation Cage Length Medium