DT Swiss E 1900 Spline 30 27 5 Wheel An affordable EWS ready wheelset Modern Enduro riding has gotten gnarlier and more technical in the last few years. Correspondingly, Enduro riders are demanding and needing more reliable and durable components to keep up with them. Enter the DT Swiss E 1900 wheelset, it features a robust aluminum that's designed to handle the toughest of Enduro riding and racing, this truly is an EWS ready rim that's ready to tackle the most technical of trails. A 30mm wide internal rim width creates an ideal platform for modern enduro tires. The tubeless ready rim design ensures you'll be able to run your favorite tubeless tires at lower pressures for increased grip. At the heart of the E 1900 wheels are DT Swiss's revamped 370 hubs. The 370 hubs are easy to service and maintain, ensuring they'll run smoothly for years to come. The big change this year is the addition of the Ratchet LN system. The Ratchet LN system effectively brings DT Swiss's legendary ratchet system to the masses. Instead of the previously used pawl design, the Ratchet LN system engages all ratches simultaneously, which drastically increases the hub freehub longevity while also reducing overall strain and stress on the entire freehub system. On top of that, the transition to a ratchet system means that you can now easily upgrade the freehub engagement if you want a faster engagement. Lacing the aluminum rims to the DT Swiss 370 hubs are DT Swiss's ever reliable 2. 0mm DT Champion straightpull spokes for maximum strength and resistance to radial forces caused by drivetrain and braking torque. DT Swiss's E 1900 wheels are the answer for enduro riders in search carefully thought out bombproof wheels that don't cost an arm and a leg Features Robust aluminum rim is engineered to handle the rigours of EWS racing Tubeless ready rims let you run your tires at lower pressures for increased grip30mm internal rim width is perfect for modern enduro tires DT Swiss 370 hubs are reliable and easy to maintain Ratchet LN system utilizes trickle down technology to bring DT Swiss ratchet technology to the masses Tubeless valves and tubeless tape is included in the box SPECIFICATIONSWheel Size27. 5Material Alloy Outer Width35mm Inner Width30mm Rim Height20mm Spoke Drilling28h Valve Type Presta Tubeless Yes Tire Type Clincher Brake Compatibility Centerlock Disc or 6-Bolt Disc Engagement Degree18t Engagement Upgrade Available Yes, HU261Z01 (36t), HU205Z02 (54t)Front Axle15x100mm, 15x110mm Boost Rear Axle12x142mm, 12x148mm Boost Intended Use Enduro Approximate Weight1994g (wheelset) | Dt Swiss | E 1900 Spline 30 27 5 Wheel Front, 15X110Mm, 6-Bolt | Aluminum