Cast Iron Test Weights 1 Standard: OIML 2 Class: M1, M2 3 Capacity: 0. ... , orange or as you like5 Capacity: 0.25kg, 0.5kg, 1kg, 2kg, 5kg, 10kg, 15kg, 20kg, 25kg, 50kg, 100kg, 250kg, 500kg ... drawings7 Most competitive price and high quality8 OEM is available weights