Shimano IS Frame Or Fork To Post Caliper Brake Mount - IS Fork To Post Caliper - R 140-140mm YGroup_7033448890413 Driver size: Did we mention

Driver size: Did we mention it's a 1/2" drive

50% polyester

Weight: 51g (30T)

with Grade 10 balls and 90% fill of Almagard extra high pressure grease

Shimano IS Frame Or Fork To Post Caliper Brake Mount - IS Fork To Post Caliper - R 140-140mm YGroup_7033448890413 Driver size: Did we mentionIf 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