Motorcycle Fork Seal Driver Sleeve 35-36mm - Sealey MS0551, Professional seal driver sleeve for Ø40-41mm diameter forks. Split design for easy operation on both conventional and USD (inverted) forks for the installation of fork seals. Available in various sizes ranging from Ø35-48mm to accompany Model No. MS050D - Fork Seal Driver Shell. Manufactured in hard-wearing reinforced nylon for maximum protection of the fork leg. Sealey MS0551 Motorcycle Fork Seal Driver Sleeve 40-41mm