A great alternative to buying an entirely new crankset

you'll want a strong

Solo Air - Reba/Sid/RS1 - 110mm 27

The harness uses soft breathable spacermesh on the contact surfaces and die-cut foam ventilation

Avid BB5 Cable Disc Brake - Black - Inc160mm G2 Rotor - Front or Rear - Black - Inc 160mm G2 Rotor Ignore Wholesale Tier 1 Brand Rule A great alternative to buyingThe BB5 features Avid's Tri Align Caliper Positioning System, tool free pad replacement, a melt forged body and an inboard pad adjustment knob. One try and youll wonder if the BB5s are really entry level brakes. Weight 335 grams (160mm rotor; front post mount) Caliper Design Mechanical, Monoblok Finish Satin Black Rotor G2 CleanSweep, 160 180 200mm (rotor only included with select options) Brake Lever: Not Included Pad Sintered Adjustment Inboard Knob