Tannus Armour Tire Insert - 27.5 x 1.95-2.5 Single Spring Weight-502 }SRAM Left X5 GXP Crank

}SRAM Left X5 GXP Crank Arm 175mm Black

HOLLOWcage uses full ceramic bearings (Silicon Nitride ceramic balls and Zirconia Oxide ceramic races) that make the guide pulleys incredibly stiff for greater shifting precision

Color Black Length 165 Spindle Interface Type Shimano Hollowtech II

6 Stack Height 28

Tannus Armour Tire Insert - 27.5 x 1.95-2.5 Single Spring Weight-502 }SRAM Left X5 GXP CrankTannus Armour Tire Insert 27. 5 x 1. 95 2. 5 Single. Tannus Armour is the ultimate in tire protection and performance for all levels and styles of riding. Sitting between your tire and inner tube the Tannus Armour provides 15mm of puncture protection on the top as well as 2mm of sidewall protection from sharp objects and rocks. Whether you are a city biker adventure tourer or prefer the off road downhill or gravel trails Tannus Armour gives you