Lightning Bolt-on Axle – Rear 12 mm x 209 mm x 1.75 Thread

(7 customer reviews)

$ 48.00

After years of mountain biking with thru-axles with bulky handles that seemed to strike every trailside obstacle (including ourselves) we needed a better option.

Our Lightning Bolt-On thru axles offer the highest quality, simple, lightweight alternative to that bulky handle. Available in a range of sizes that fit both front and rear wheels on all types of thru-axle equipped bikes. Learn about compatibility with Hexlox security systems.

In stock

Get 20% Off Lightning Bolt-on Axles With Purchase of Any Trailer or Trainer Axle! Discount Automatically Applied.
SKU: LIG609 Category:


  • Lightning is Better. Our front and rear Lightning Bolt-On axles offer a stronger, more durable, lower profile and lighter weight option to replace your stock thru-axles.
  • Low Profile. No more bulky handles to strike trail obstacles. Aerodynamic design.
  • Light Weight. Our axles are internally bored to remove unnecessary material without compromising strength.
  • Easy to install. Our matching front and rear Lightning Bolt-On Axles only require a standard 6 mm hex wrench for easy installation and removal.
  • Better Tolerances. Manufactured in the USA to the tightest tolerances using aerospace materials and CNC manufacturing. No longer will your axle loosen while riding.
  • Available Security. Learn about compatibility with Hexlox bike security systems.

This is NOT an axle for attaching trailers or trainers.



Prop65 Warning icon

WARNING: This product can expose you to chemicals including nickel acetate, which is known to the State of California to cause cancer. For more information, go to


  • The diameter of this axle is 12 mm and the true length of the axle shaft is 209 mm. Please note: Thru-axle lengths do not equal hub standards. An axle has to be longer than the hub to fit in the frame. A 12×177 hub does not equal a 177 mm long axle.
  • This axle has a 1.75 mm thread pitch.
  • Weight: TBD
  • The axle is precision CNC machined in the USA from 7075 aluminum and hard anodized for rugged durability. Our axles are built to the tightest standards in the industry.
  • No special tools required. Design allows for installation or wheel removal using your standard 6mm hex wrench.
  • Designed, built and quality tested in the USA. Proven around the world.
  • Learn about compatibility with Hexlox security systems.


Need more information about how our axles work?

7 reviews for Lightning Bolt-on Axle – Rear 12 mm x 209 mm x 1.75 Thread

  1. Xavier Huppé (verified owner)

    Works very on a fat bike. Fits perfectly!

  2. Willy (verified owner)

    Very good axle work very well on my devinci spartan 2019

  3. Jim Repsher (verified owner)

    Fits like a glove. Couldn’t find this part for my Salsa Mukluk at the Salsa dealership. Looks great. RAP was great to deal with. I know where all of my bike axles will be coming from now on! I’ll bring you guys a growler once COVID is over.

  4. Matt (verified owner)

    Perfect fit on my 2021 Devinci Troy

  5. Dan sloan (verified owner)

    Very nice product. Fit and finish great, better than oem in my opinion

  6. Randy (verified owner)

    Perfect fit + quick shipping! Definitely purchase another product from you when the time comes!

  7. Andrew Steere (verified owner)

    Perfect. From the fit guide giving me confidence I was ordering the right part for a Trek Session 88 Frankenbike, to fixing my accidental double order, to arriving early and being the exact length. This is the easy button!

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