A Rock Nylon plate matches beneath the boot and connected are four 62mm Positive-Grip Twister wheels with Rock ABEC 5 bearings. Plates - Nylon Double Action Lightweight. Boot Dimension 13. These plates have 8mm Axles Solely. Roller Hockey Axles & Spacers - Ice Warehouse Kit is for a complete pair of skates. I need the skates so I'm leaning in the d