More Info

Superior quality, precision-engineered Dura-Ace headset designed for durability and performance on the road. Lightweight anodised aluminium locknut, cups and cones. Sealed cartridge bearings for smooth running and low maintenance

- Dura-Ace polished finish and graphics
- Designed for threaded steerers, but can be used on threadless steerers with the M:Part Adaptor
- Stack height: 37.6 mm
- Weight: 101 grams
- JIS 27.0 Crown Race, this will fit NJS frames

Brand Info

Started in 1921 as Shimano Iron Works, the company founded by Shozaburo Shimano has expanded in to one of the largest manufacturers of bicycle components in the world. From entry-level parts to the vaunted Di2 Electronic Shifting, Shimano excel in almost every area of parts production.