Take a string around the area you want to place the USB and measure the length of the string - This number is the circumference

16 notch: GXP (older SRAM)

Enduro cartridge bearings (outer) for high thrust loads - Improved longevity between service intervals

Weight705g (175mm

iXS Carve EVO + Knee Pads - L - Grey PDP|PLP|Brake Rotor Type Take a string around theThe Carve Evo+ knee pads are designed for hard use. The Xmatter padding provides a high level of impact protection and the lack of hard plastic keeps them light and comfortable. Perfect for your next Enduro, backcountry adventure or DH race. Features: Exchangeable foam protection AeroMeshTM, light, moisture wicking, breathable, anti bacterial, added structural strength, high level of comfort Loop lock closing system Silicon stopper to keep them in