Adjustable Rod Beam Clamp joined to a Halp Pipe Clamp For 1-1/4" or 1-1/2" Pipe Created in our shop by our licensed head rigger, Craig Piotrowski, a.k.a. Mcgyver. This clamp allows you to fasten a pipe as close to the iron superstructure as possible, giving you maximum amount of pipe height. Maximum Recommended Weight: 1000 lbs