Description:Material: Cast Iron;Weight Range:1/4/6/8/10/12/14/16/18/20/22/24/26/28/30/32/34/36/40/44/48/56/68KG;10/15/20/25/30/35/40/45/53/70/88/106/124/150LB;Weight Tolerance: +/-2%;Customized logo available;Customized weight number available.