Supertip RN Series "Raised Notch" Notched Drag Race Cam Arms
Allows for the use of more spider shimming than our treditional Notched style cam arms. The Notched is raised in the profile to keep the roller deep in the notch when using more spider shims.
5/16" Through hole for set screw style pins
Add 1/4" bushings to use these arms in 1/4" pin applications