Sure Grip Grind Blocks These grind blocks are great for roller skaters wanting to head to the skate park to work on grinds and slides and are specially designed by Suregrip to fit the Avanti and Avenger plate. Your existing plates will need to be unmounted then remounted to install the grind block. Sold as a pair. Features: Designed and produced in house by Sure-Grip Specially designed to work with both the Avenger and the Avanti plates sizes 4-9 Made from UHMW, a special material chosen for this specific grind bar for its unique properties that make it ideal for grinding or sliding in the skate park Size: S (plate size 4-5), M (plate size 6-7), L (plate size 8-9)Fit: Please check size chart and the size of your plate before purchasing. These blocks will only fit the Avanti and Avenger plate. Your plate size is different from your skate size so check the plate size. Online Only Brand: Sure-Grip
