Direct Attachments SnapNrack Ultra Rail Wide Base Seam Clamp w/L-Foot & Lock, 242-05159 Mfr. Part # 242-05159
Module Clamps IronRidge Aire Lock Mid 30mm-40mm Black, AE-MID-01-B1 Mfr. Part # AE-MID-01-B1 Range 30-40 mm