"Air ride for your hands, custom for your bike!" The Avon Air Cushion Anodized Spike grips just feel right in your hands. Manufactured in the USA with Kraton rubber and featuring a very soft serrated texture to help hang on to your bike. Finished off with only the best - 6061 black anodized spike end caps and collars. Multiple fitment, click here to see chart. Inside length = 5.500" OD = 1.585". Sold in pairs