Fit 1954 - 1970 Harley-Davidson Sportster XL models and K models

Accepts 3/8” diameter hardware

Works great welded to a sissy bar

and Triumph 69-up

SIZE: 1/2-20 x 3 Hex Bolt

Rear Caliper Bracket for Rigid Models with 11-1/2 inch Rotors - 1" Axle - Raw Subcategory_Fork Components Fit 1954 - 1970 Harley-DavidsonQuickly and securely mount your four piston caliper on a rigid frame motorcycle with a heavy duty, USA made rear caliper bracket from Lowbrow Customs. Our caliper bracket is designed for use on rigid (hardtail) motorcycles with an 11 1 2 inch diameter brake rotors with 1" axles. Perfect for Harley Davidson Sportsters and custom Big Twins. This works with any caliper with 3. 5" center to center mounting holes such as Mid USA, Performance Machine, and