Old Man Mountain Rear Fit Kit SET812 12mm1.5x159-165mm CheckoutSpec= Thread-On The unique design is compatible

The unique design is compatible with aero and round seatposts

}WTB Speed Saddle - Chromoly Black Medium

Shot peened to increase fatigue life and durability

Soft microfiber case

Stretchy and supple with windproof GORE-TEX INFINIUM™ fabric

Old Man Mountain Rear Fit Kit SET812 12mm1.5x159-165mm CheckoutSpec= Thread-On The unique design is compatibleUpgrade 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 aluminum