Closure or Slip-on: Open back design with upper

and exceptional ride quality

Checkout the M6100 cranks if you want an option with a 52mm chainline that is compatible with both non-Boost (142mm) and Boost (148mm) frames

Ceramic-Hybrid Radial Bearing - 29 x 42 x 7mm -

Osprey Hydraulics Reservoir - 3L - Blue Heavy/Bulky Closure or Slip-on: Open backOspreys Hydraulics 3L Reservoir by Hydrapak is ideal for large volume packs and long duration activities. The HydroStatic backplate provides a structure for easy loading into a full pack and maintains a flat profile. Thoughtful design makes filling, cleaning and most importantly staying hydrated on the trail easier than ever. All parts are BPA free, phthalate free, lead free, guaranteed. All materials are certified food safe according to FDA and EU