Conquer the concrete. These roller hockey wheels are designed with tougher materials and feature a durometer* rating of 82A - perfect for helping you easily glide across rougher surfaces like asphalt or concrete. Details Roller Hockey wheels Designed with a durometer reading of 82A which measures the overall hardness of the rubber, making these wheels perfect for rougher surfaces like asphalt or concrete Senior skates are compatible with 80MM or 76MM wheels Junior skates are compatible with 76MM, 72MM and 68MM wheels Youth skates are compatible with 68MM and 59MM wheels 4 wheels per pack