Firstlaw Fitness 1000 LBS I-Beam Clamp - (4.0" to 5.5" Wide I-Beam) - for Gymnastic Rings - Climbing Ropes - Heavy Bags - Made In The USA THE STRONGEST FITNESS I-BEAM MOUNT YOU CAN BUY LOAD RATED TO 1000 LBS - TESTED TO 5000 LBS & PRESET TO YOUR 5.0" WIDE I-BEAM POWDER COATED STEEL FOR LONG LASTING FINISH DESIGNED - FABRICATED & SHIPS FROM FIRSTLAW FITNESS LOCATED IN PENNSYLVANIA, USA LIFETIME WARRANTY - 100% SATISFACTION GUARANTEED