Rack Fit Kit - Rear Options:Rear Fit Kit - 154 - 172mm Thru-Axle, M12 x 1.0 Materials: 92% Polyester

Materials: 92% Polyester

Incredibly strong and light weight 7055 aluminum alloy 30mm spindle with CINCH interface

Volume-per-stroke: 60cc

Designed to fit Shimano GRX 4-bolt 110 Asymmetric BCD cranksets

Our Gravity Shorts are the perfect blend of durability

Rack Fit Kit - Rear Options:Rear Fit Kit - 154 - 172mm Thru-Axle, M12 x 1.0 Materials: 92% PolyesterUpgrade from standard eyelet mounting to stable, secure, and reliable axle mounting. In addition to many eyelets being made for the minimal weight of fenders, eyelet mounted racks rely on the strength of M5 bolts loaded in shear, Old Man Mountain Fit Kits provide a low, captured mounting point at the axle. Pucks provide a secure upper attachment point for the rack and attach with high strength, UV stable zip ties. Safe for carbon, steel, titanium, and