Allows you to cover unsightly and unfinished bolt heads for a smooth, finished appearance Installs easily over the heads of existing bolts Provides a cohesive look for your motorcycle Includes (49) chrome Kool Kaps for 3/16" socket head cap screws, (10) chrome Kool Kaps for 1/4" socket head cap screws, (8) chrome Kool Kaps for 7/16" hex head cap screws, (14) chrome Kool Kaps for 1/2" hex head cap screws, (1) chrome Kool Kap for 5/16" socket head cap screw, (1) chrome Kool Kap for 9/16" hex head cap screw or T30 torx head cap screw, and (1) KE-45T, tube of silicone adhesive Compatible with Harley-Davidson Evolution and Twin Cam Engines