Old Man Mountain Rear Fit Kit - 154 - 172mm Thru-Axle M12 x 1.0 MFPN=00.4318.079.000 and rear center to each

and rear center to each frame size for balanced handling

bolt size 8mm frame mount 20mm

Tooth Count 42 Ring Position/Type Single Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Chainring BCD 110 Shimano Asymmetric Color Black Defined Color Black Material Aluminum

Compatible with Avid MatchMaker and MatchMaker X hydraulic brake lever clamps

Old Man Mountain Rear Fit Kit - 154 - 172mm Thru-Axle M12 x 1.0 MFPN=00.4318.079.000 and rear center to eachUpgrade from standard eyelet mounting to stable secure and reliable axle mounting. In addition to many eyelets being made for the minimal weight of fenders eyelet mounted racks rely on the strength of M5 bolts loaded in shear Old Man Mountain Fit Kits provide a low captured mounting point at the axle. Pucks provide a secure upper attachment point for the rack and attach with high strength UV stable zip ties. Safe for carbon steel titanium and aluminum