COMP CAMS Girdle Adj Nut 3/8" Stud w/ Snap Ring COM4509S-1

Designed for ultimate strength and locking force High Energy and Magnum polylocks are best for moderate lift and spring pressure Applications Hi-Tech Polylocks work well in all high end Race applications. The Stud girdle polylocks are precision ground for minimum runout and tapered for extra strength in the locking area.