as well as all BSA A50 500 and A65 650 c

Upgrade your custom bike with the Prism Supply Co

Perfect Fit for Unit Triumph 650s: Specifically designed for stock front frame sections from 1963-1970 Unit Triumph 650cc models

It is recommended you have professionals install this part

Rear Caliper Bracket for Rigid Models with 11-1/2 inch Rotors - 3/4" Axle - Chrome Subcategory_Velocity Stacks as well as all BSAThis caliper bracket is designed to mount a four piston caliper on the rear of a hardtail rigid motorcycle frame. This works with any caliper with 3. 5" center to center mounting holes such as Mid USA, Performance Machine, and most aftermarket calipers. The axle slides through the included spacer and caliper bracket. Perfect for that Sportster chopper or other custom build! The caliper itself (not included) mounts to the bracket with the included