Robert Axle Project Lightning Bolt-on Rear Axle for NAILD Axle Bikes - 12x142mm

£54.99 Please note this product has selling restrictions to your country. was
Manufacturer : 
SJS Cycles part number : 
Manufacturer part number : 
Please note: When selecting the correct axle for your bike there is a handy Thru Axle Finder so you can easily find the exact axle you need. This can be found by scrolling down the page to the downloads section or by visiting the Robert Axle brand page on our website. If you are still unsure then please contact us before purchase.

The Lightning Bolt-On thru axle replacement for NAILD axles are a high quality, lower profile, simpler alternative.

- Includes a threaded M12x1.0 replacement nut, to replace the NAILD nut that came on your bike.
- This axle is designed for Argon18 and Marin bikes with 12x142 hubs and NAILD thru axles.

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

- The axle includes our threaded replacement nut for the NAILD system.
- Axle Weight: 42 grams
- 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.
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Questions & Answers (2)
rear axle question
01 Jul 2020
i have the marin wolf ridge 8 with the react 12-3-9 axle on the rear and i absolutely hat it and want to swap it with a normal thru axle but i don't understand how this axle is fitted to the bike it would be great if you could make a video on replacing the nailed 12 3 9 axle with you axle
Please refer to the Robert axle project website for further information:
I need a thru bolt compatible to a Naild 12-3-9 12x142mm which is on my Narin bike
01 Aug 2019
Hi, I have a Marin gravel bike which is fitted with a Naild 12-3-9. 12x142mm rear thru axle which is bent so the rear wheel does not sit properly. I am looking for a replacement as can’t source the original. Can you recommend a suitable replacement
Hi, this Robert Axle Project axle, our part 46423 , is the appropriate replacment for your Naild 12-3-9 axle. Thanks 2/8/19