Force USA Seated Calf Raise Machine & 100kg Olympic WeightsThe Force USA Seated Calf Raise Machine will help you build your leg and calf muscles with a huge range of exercises! The Force USA F CR is a must have for any gym. This package includes: 4x Force USA Rubber Coated 51mm Olympic Weight Plates 2. 5kg 4x Force USA Rubber Coated 51mm Olympic Weight Plates 5kg 4x Force USA Rubber Coated 51mm Olympic Weight Plates 10kg 2x Force USA Rubber Coated 51mm Olympic Weight Plates 15kg 1x Force USA Seated Calf Raise