- Diameter of thru axle is 12 mm.
- Thread pitch is 1.5 mm.
- True length of axle is 188 mm, but can be shortened to 176 mm with the included spacers.
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This thru axle is for attaching an Old Man Mountain rack to the rear of a bike that has a 12 mm thru axle with 1.75 mm thread pitch and 174 or 167 mm length with included spacers. We partner with The Robert Axle Project to supply our thru axles.
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Use 12mm x 1.25mm for Rad Power Bikes and Mahle/EBIKEMOTION Equipped E-Bikes. Use 10mm x 1.0mm for Rohloff, Enviolo, Shimano Nexave, SRAM I-Motion, and SRAM Torpedo. Use 3/8-26 for Shimano Nexus, Shimano Alfine, Shimano Coasting. If your bike does not have upper eyelets for the extenders you will want to get our Mounting Pucks for Road and Gravel Forks or Mounting Pucks for Suspension Forks and Rear Triangles.
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This 5mm Quick Release Skewer is for mounting a rack any QR bike and can be cut to length.
