COMP Cams offers the finest stud girdles on the market today. Our stud girdles are made of 6061-T6 aluminum for light weight and anodized for durability. They are a one-piece, solid bar design to tie the studs together as well as properly locate them. * Solid bar, one-piece design ties studs together and properly locates them * Two-piece, spring loaded designs available for Small Block Chevy * Constructed of 6061-T6 aluminum for light weight and anodized for durability * Kits come complete with hex head adjusting nuts, interlocking set screws and all hardware PartNumber : cca4020 Description : Undrilled Girdle Bar Title : 4020 Stud Girdle BarS, without holes California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Size : 17.5" x 1.5" Stud Diameter : 1.500" Engine Components::Stud Girdles