Mini G5 SL Alloy Chain GuideCo-molded "HD2" upper guide with softer durometer interior for silent guidanceTracked and grooved upper guide / backplate interface increases stiffness and eases installationIntegrated nylon skid glides over rocks and obstaclesInstalls and adjusts with a single 4mm hexSwingset hardware allows guides to rotate apart for easy chain installationCompatible with chain lines 50mm and wider (55mm and wider on 83mm BB shells)Compatible with 1x7, 1x9, 1x10, and 1x11 drivetrainsAlloy backplateItem SpecificationsChainguide Mount TypeISCG-05ColorBlackMax Tooth (teeth)36Weight194 MRP Mini G5 SL Alloy Chain Retention System UPC: 702430186445