Hayes Post Disc Brake Adaptor Post Mount Frame +43mm typically 203mm Rotor Diameter ModelNumber=K3712 Made out of 6061-T6 aluminum

Made out of 6061-T6 aluminum

Precision full-complement sealed cartridge bearings

Tooth Count 53 Ring Position/Type Outer Drivetrain Speeds 11 Chainring BCD 130 Color Black Defined Color Black Material Aluminum

0mm 288mm J-bend Silver Box of 100

Color Yellow Pad Attachment Style Bolt-In (Caliper) Rim Compatibility Carbon Intended Brake Type Caliper Pad Type Cartridge

Hayes Post Disc Brake Adaptor Post Mount Frame +43mm typically 203mm Rotor Diameter ModelNumber=K3712 Made out of 6061-T6 aluminumHayes Post Disc Brake Adaptor for Post Mount Frame +43mm typically for 203mm Rotor Diameter. Disc brake adaptors to fit standard post mount brakes to a variety of fork and frame mounts. Includes mounting bolts TECH SPECS Brake Caliper Type Post Mount Mount Rotor Size 160 Post 203 Rotor Weight 22