ORIGIN 8 SENTRY D-TYPE MOUNT BLACKProvides enhanced chain retention for all 1x drivetrain systems CNC machined AL6061 alloy mount with dual compound chain guide Co molded composite and TPR guide plates greatly reduce noise from chain contact Compatible with 28 38T circular and 26 36T oval chainrings Boost compatible Easily adjustable Mounting hardware included
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols