To celebrate this 20-year milestone

Protection Style: The main protective insert is made from a material called XMatter

Borrowing heavily from the Rampage Carbon

Weight: 375g per pair

An air release button allows fine tuning of pressure

E-Thirteen E-Spec Plus Rear Wheel - XD Driver - Black - 12x148mm Boost - 6 Bolt - 30mm - Rear - 29 Inch Back in Stock To celebrate this 20-year milestoneE*thirteen has designed the new e*spec Plus wheels to meet the higher weight and increased torque loads demanded by E Bikes, but that's not to say they can't be used on regular mountain bikes. The e*spec Plus is a truly robust wheel, in a package that's light enough to be used for Enduro racing. The rear wheel is built around a new hub design that increases the dynamic load capacity by 53% and decreases axle deflection by 37% which are all nice