Thunder Bolt-On Replacement 12mm Thru-Axles
We bill these as 12mm thru axles for fat bikes, but you can get them for any type of bike! Are you the kind of rider that is more likely to be heard long before your are seen coming down a trail? You (and me) are why we build our Thunder Bolt-on axles. For the Clydesdale, the rider “lacking finesse” or those that just seem to somehow manage to break everything. The Thunder Bolt-on axle is solid aluminum resulting in the strongest thru-axles on the market.
- Designed for big rides and big riders.
- Available for all 12mm thru-axle hub “standards”, including fat bikes.
- Machined to the tightest standards in the industry.
- Designed, built and quality tested in the USA. Proven around the world.
- Available for rear wheel use only. Not designed to attach Trailers or Trainers.
|Thread Pitch||Length of Axle Shaft||Application||Part Number|
|1.5 mm||165 mm||12mm Bolt-on||BOL 212|
|1.75 mm||167 mm||12mm Bolt-on||BOL 221|
|1.75 mm||174 mm||12mm Bolt-on||BOL 201|
|1.75 mm||180 mm||12mm Bolt-on||BOL 211|
|1.75 mm||192 mm||12mm Bolt-on||BOL 202|
|1.75 mm||198 mm||12mm Bolt-on||BOL 210|
|1.75 mm||209 mm||12mm Bolt-on||BOL 209|
|1.75 mm||229 mm||12mm Bolt-on||BOL 207|