Ercole M13-010A Half Coupler with 12mm thread ⌀ 42-50mm

This aluminum gravity casting black Barrel Clamp works on diameters from 42mm to 52mm. It holds a payload of 40kg on a 16mm attachment and 600kg on a 28mm attachment. The clamp is TUV SUD certified for maximum security for the user. It features 3 attachments: 5/8” (16 mm) bushing, 1” 1/8 (28 mm) bushing, and a 5/8” (16 mm) spigot. This clamp is extremely strong, featuring a knob locking mechanism for easy operation, and it includes a safety cable.
The C345BK supplied is black in colour

The Avenger C4560-1 MP Slim Eye Coupler grid clamp is a base model eye coupler designed for user customization. This slim version MP cheeseboro clamp has a wider clamp range than the LP clamp and is ideal for many rigging systems, truss and entertainment configurations. The lower jaw has a special flattened shape which helps in the sizing of this clamp and the increased flexibility to clamp down on different types of tubing. It offers the user complete customization and flexibility for any application where a grid clamp is needed. The MP Slim Eye Coupler uses a wing nut with washer locking design and is able to clamp down on round tubes, truss or grids ranging from 42 mm(1.65”) to 52 mm(2.04”) and is 30 mm(1.18”) wide. The attachment hole is 12.5 mm(.5”) and is located on the base of the clamp. Capable of holding up to 180 kg loads this clamp will perform in many demanding environments. TÜV and SÜD certified. Recommended Accessories: E390, C155, C460-1, C461-1, C463-1, C4460-1, C464-1, E200, C4465-1, C464-1.