The Vinex Shot Put range offers various weights and colours to allow athletes of all ages to practice technique and develop power prior to competition. The McSport cast iron shot puts are for outdoor use only as they are built as one solid construction piece. Cast Iron Shot Puts are ideal for practice and school use. Please see weight specified age ranges to make sure you order the correct weighted shot put. Painted in colours as per images and labelled by weight also. Cast Iron Colour Coded. Suitable for practice & school use. Weights: 2kg, 2.72kg, 3kg, 4kg, 5kg & 6kg.