size of lip needed for c-clamp Desk Clamps and the best option you ID = Inside Diameter OD = Outside Diameter You can think of the pipe with an ID end as being the Female end of the Pipe Wilton - C-Clamp: 10-1/8" Max

Wilton C Clamp: 10 1 8" Max Opening, 6" Throat Depth, Regular Duty, Forged Steel Body MSC Direct MUKCHAP 2 PCS 10 Inch C clamp, Malleable Iron Large C Clamps, Heavy Duty G Clamps with 4 Inch Throat Depth, for Woodworking and Metal Workpiece Wilton C Clamp, 4 1 4" Opening, 3 1 4" Throat, 6200 Lbs. Clamping Force (Model 404) 3.5" OD Flared Turbo Connector with 4" Lip 45 Degree(89512K Clamp)

SKU: 48864552132 · From iglepidom.org