QA1 Low Friction Upper Ball Joint w/ +.500" Stud - Bolt-In Style - GM Mid-Size Rod Ends & Mono Ball Bearings The RZ-18H includes a plush

The RZ-18H includes a plush interior and Visor with sunstrip

Throttle shaft capped to prevent entry of debris & contaminates

Wrap around styles can be glue to the outside of the tank or pan

Engineered for top down

CAD 3D designed for maximum strength and ultimate weight savings

QA1 Low Friction Upper Ball Joint w/ +.500" Stud - Bolt-In Style - GM Mid-Size Rod Ends & Mono Ball Bearings The RZ-18H includes a plushQA1's 4 Bolt Style Ultimate Ball Joint is ideal for a variety of racing applications. Exclusive to QA1, this patented, self lubricating design is 100% owner rebuildable. Multiple stud lengths are also available, allowing for easy geometry changes. QA1's 4 Bolt Style Ultimate Ball Joint is ideal for a variety of racing applications. Exclusive to QA1, this patented, self lubricating design is 100% owner rebuildable. Multiple stud lengths are also