1. FIT FOR 1.5 INCH ROPE: The clamp fits any with 1.5 inch diameter. Use bolts to the clamp tightens around your rope for maximum safety and an efficient workout. The rope clasp has a max load of 400 lb, the load may also depend on your rope. 2. SAFETY: Made of heavy-duty iron,this attachment is strength and durability, perfect for your rope climb workout! You should drill holes into the rope and fasten the hardware. 3. Easy to install and fix: Includes a heavy-duty metal eyehook for easy attachment nearly anywhere.Overall building upper body strength, burning fat, increasing endurance and improving grips. 4. INDOOR EXERCISE CLIMBING ONLY: Made for strength and durability that can support.Great battle rope and for kids. Supervision and safety padding should be utilized at all times. 5. ATTACH TO CARABINER: Used with a heavy-duty carabiner clip to easily connect the to an attachment for hanging in your cage rig or garage gym - the safe way to perform rope climbs. 6. size:38mm 7. Material:iron 8. colour:black 9. Package Contents: 10. 1 x climb rope clamp 11. Only the above package content, other products are not included. 12. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.