4 x Spare O-Rings (2 for Adaptor Hoses

Includes 3 spline crank preload adjuster

or mounted to the frame

you'll forget its even there

Media port

Shimano IS Frame Or Fork To Post Caliper Brake Mount - F 160-160mm - MA Advanced Level Do Not Ship Internationally 4 x Spare O-Rings (2If you are in need of an IS(International Standard) Caliper Brake Mount then these Shimano options are an excellent choice. These are required if your frame or fork has an IS mount and to fit your caliper and or adjust your rotor size. Features: IS: 51mm International Standard Shimano Post to Rear Mount Disc Brake adaptor Precision engineered disc calliper mount adaptor Interchangeable Mounting accessories included F 160 160mm: Accommodates 160mm