Shimano R140P/D Disc Brake Adaptor for 140mm Rotor, 74mm Caliper, Flat- Mount Frame Shimano Deore 6 sealed cartridge bearings (2F

6 sealed cartridge bearings (2F + 4R)

350mm² surface area for maximum power transfer and stability

5" carbon fiber steerer tube

Profile Design's J3 Bracket Kit allows for wider armrest mounting on older models of their Jammer GT

Low-impact to build muscle safely

Shimano R140P/D Disc Brake Adaptor for 140mm Rotor, 74mm Caliper, Flat- Mount Frame Shimano Deore 6 sealed cartridge bearings (2FShimano Disc Brake Adaptors allow the use of different sized rotors to your frame or fork. For 74mm caliper on Flat Mount frame, using 140mm rotor Includes mounting hardware Will not work with Avid BB5 or BB7 Calipers; use 160 mm rotors and adaptor Brake Caliper Type: Post Mount Mount Rotor Size: Rear Flat 140 Rotor