The System Weights 5.91 EUR Weights, 3pack, you can choose between 5, 10, 15 and 20 gram.These weights are put easily on the screw. Weight 5g 10 15 20 IN STOCK ADD Share Information Reviews Weights, 3pack, you can choose between 5, 10, 15 and 20 gram.These weights are put easily on the screw.