Lightweight minimal upper guide for all 1x applications.
1x 9/10/11sp compatible CNC’d 6061 T-6 Guide Frame with lightweight molded thermoplastic cage made right here in Canada Captive hardware – stiff & solid Adjustable for 49.5-50.5mm chainlines Sizes to fit 26-32T and 32-42T ST Clamp can be orientated in a Hi/Low configuration to aid chainstay/tire clearance