The Robert Axle Project Lightning Rear Thru Axle - 12mm Box Pack 30mm is the “just-right” inner

30mm is the “just-right” inner rim width for the modern mountain biker and the tires we like to ride

When looking to build a bike with a traditional stem / handlebar combination without sacrificing aerodynamic performance for the convenience and choice a road stem will provide

34TSpecificationsRear speeds 12Compatible chain HG 12-speed

SRAM GX Eagle T-Type

Nipples: steel

The Robert Axle Project Lightning Rear Thru Axle - 12mm Box Pack 30mm is the “just-right” innerAfter years of mountain biking with thru axles with bulky handles that seemed to strike every trailside obstacle, 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. Lightning is Better. Our front and rear Lightning Bolt On axles offer a stronger, more