Adjustable stainless steel clamp on rod holder fits virtually any pipe or tube. Internal locking positions turn every 18 degrees to adjust the angle of attack! Note: pipe sizes reference schedule 40 IPS pipe and are not intended to represent outside diameters. 3 Year warranty. Finish Polished ID 1-3/4" Fits 3/4" & 1" pipe, 1" & 1-1/4" tubing