40-Series Tapered Conversion Set (1-1/8" Crown Race) ZS44|EC49/30 socks & footwear accessories and let it do the

and let it do the rest

Features 13-tooth upper and 19-tooth lower

we designed the frame and reviewed every component to make the Jett one of the lightest bikes on the market

The Alpinist 2-bolt micro-adjust clamp with extended saddle cradle ensures precision fit and secure retention

Even further

40-Series Tapered Conversion Set (1-1/8" Crown Race) ZS44|EC49/30 socks & footwear accessories and let it do the40 Series Represents the Perfect Balance of Performance, Durability and Value Internally Contoured 6061 T6 Aluminum Cups and Cover Innovative Clip Seal Seals the Top Assembly and Captures the Compression Ring Interlok Spacer Compatible Sealed Black Oxide Steel Cartridge Bearing Consistent Stack Heights Across 10, 40 and 110 Series Internal Parts Are Cross Compatible Across 10, 40 and 110 Series