Hardware SnapNrack Rectangular Base Flange 1.5" AlMg, 172-05807 Mfr. Part # 172-05807 Diameter 1-1/2 In.
Module Clamps IronRidge Aire Lock End 30mm-40mm Black, AE-END-01-B1 Mfr. Part # AE-END-01-B1 Range 30-40 mm