KMC's Missing Links are the quick and easy way to connect and disconnect your 9 speed chain

The stock 2x bolts will not work

Wolf Tooth does not make these

Allows for 180mm rotors on 160mm post mounts

notably improving sensitivity and overall ride quality

Shimano IS Frame Or Fork To Post Caliper Brake Mount - R 160-160mm - MA Advanced Level PDP|PLP|Brake Rotor Type KMC's Missing Links are theIf 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