The GS-C102P has a large solid aluminum wing nut.Galaxy Stage Standard Half Coupler Clamp, Black $34.95 Regular Price$24.99Sale PriceQuantity*Add to CartSpecifications:Max. Weight Capacity: 1100 lbs (500 kg) Minimum Diameter: 1.9” (48 mm) Maximum Diameter: 2.0” (51 mm) TUV Approved Compatible: GS34, GS12 & GS20 Truss
