Track Cog Lockring city bike Compatible with all cable actuated

Compatible with all cable actuated dropper posts

Thanks to the unique Seat-Lock attachment system

50psi (700x47) Casing Durable Casing Compound Fast compound Tread Durable Casing Use Center tread with aggressive side knobs

Tire Clearance: 26 x 3

Track Cog Lockring city bike Compatible with all cable actuatedDescription Surly's Track Cog Lockring was designed in conjunction with their Track Cog, and as such, they go together like hamburgers and hot dogs. Its now a full 5mm thick, plus a lip (0. 65mm extra) to maximize thread contact on all compatible hubs. Fits English lockring threads (1. 29 x 24tpi LH) to work on almost all track hubs available today except Campagnolo (1. 32 x 24tpi LH) and French (33mm x 1mm LH). Compatible with standard ISO threaded