Howards Cams Billet Aluminum Stud-Mount Roller Tip Rocker Arms offer a unique full body design. The full body design offers less flex, and will withstand 900+ lbs. of spring pressure at over .900” lift. Each lightweight rocker arm is CNC-machined from billet aluminum with a micro-polished surface featuring a purple anodized finish for durable protection. These stud-mount billet rocker arms feature needle bearing fulcrums and roller tips, as well as centerless ground trunnions, pins and roller tips.