Avenger MAC482 Eye Coupler Clamp LP Twin, 360° Swivel, 48-52mm ØThe swivel eye coupler is made from two twin couplers designed to rotate 360 for firm, quick and easy interconnection for truss, bars, or pipes. They can support up to 300kg and it works on pipes ranging from 48mm to 52mm. Specifications Weight 1. 68 lbs 0. 76 kg Attachment 01 0 Clamp Range Max. (Round Tube) 2. 05" 52 mm Color Silver Payload 661 lbs 300 kg Length 1. 97" 5 cm Clamp Range Min Round Tube 1. 89" 48 mm Material Aluminum