The KettleClamp, Adjustable Kettlebell Feels and performs exactly like a traditional kettlebell. Fits any dumbbell. Any weight. Any Style. 90 Degree Pivoting Handle ensures the ideal grip for every movement. Versatile and Powerfull. Fasten to dumbbells, barbells, or pull up bars with the confidence to lift up to 1000 lbs. Cast Aluminium and Stainless Steel with anodized finish.