MRP SXg SL Chain Guide - 34-38T ISCG-05 Black

SXg 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 installationLower guide features Whippersnapper(TM) technology for retention without moving parts or frictionIntegrated skid protects chainrings and 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 49mm and wider including Boost 148Compatible with 1x7 1x9 1x10 and 1x11 drivetrainsAlloy backplate