The GS-C104P has a large solid aluminum wing nut.
Galaxy Stage Slim Standard Half Coupler Clamp, Black
$29.95 Regular Price
$19.99Sale Price
Max. Weight Capacity: 440 lbs (200 kg)
Minimum Diameter: 1.9ā (48 mm)
Maximum Diameter: 2.0ā (51 mm)
TUV Approved
Compatible: GS34, GS12 & GS20 Truss