The Avenger C463-1 LP Eye Coupler grid clamp comes supplied with an attached lifting ring. This popular clamp is ideal for many rigging systems, truss and entertainment configurations. TÜV and SÜD certified, you can feel confident that this cheeseboro clamp with lifting ring will perform in any demanding environment. Capable of holding up to 220 kg/484 lb loads the LP Eye Coupler uses a wing nut with washer locking design and is able to clamp down on round tubes, truss or grids ranging from 48 mm(1.9\") to 52 mm(2.04\") and is 50 mm(1.96\") wide. Recommended Accessories: E390, C155, C460-1, C461-1, C462-1, C4460-1, C464-1, E200, C4465-1