1/2", 2 holes, strap pipe clamp, 4", 2 holes, strap pipe clamp, 3", 2 holes, strap pipe clamp, 2", 2 holes, strap pipe clamp, 2", 2 holes, strap pipe clamp, 1-1/2", 2 holes, strap pipe clamp, 1-1/4", 2 holes, strap pipe clamp, 1", 2 holes, strap pipe clamp, 3/4", 2 holes, strap pipe clamp