These are the massive weight plates and barbell you see on the TV when you're watching the professional weightlifters lift those awesome weights, those very large weights are Olympic sized weights and that's exactly what your buying here the big Olympic weight plates and Olympic sized barbell to go with it, you get 8x 2.5kg, 4x 5kg, 4x 10kg and 4x 15kg weight plates. That is 20 Olympic size weight plates to go on the 20kg Olympic sized 2.2m long barbell which is included and makes up part of the weight in the set. NO 1.25KG WEIGHTS PICTURED ARE SUPPLIED WITH THIS SET The Olympic plates are Tri-Grip Plates they are made from environmentally friendly cast iron that is painted with durable Hammerton and have 3 holes and rounded edges on the grips to make handling them more pleasant, The barbell is a standard-sized Olympic barbell with a bar diameter of 50mm to fit the standard sized Olympic plates with a hole diameter of 52mm so you can use this Olympic weight set with any other Olympic b