Cheap And Discounts Truss Clamp Stage Lights Clamp, Perfect Fit For 30-50mm OD Tube/Pipe, Heavy Duty 50KGS Aluminum Alloy, For DJ Lighting Par Light Wholesale. Buy Directly From Merchant Shop1102789925 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.