With its stiff aluminum rim, lightweight straight pull spokes and proven DT Swiss hubs, this wheel is well-armed for any challenge. The balance of weight and stiffness will put a smile on your face, whether you’re riding up or downhill. After all, you won’t find lifts to many of the best trails. Product features - E 1900 Spline 30 12-speed Boost Wheelset Use: Enduro Model: E 1900 Spline 30 Wheel size: 27.5" Rim diameter: 584mm Freehub: Shimano 12-speed Rim type: Clincher Inner width: 30mm Outer width: 35mm Hub Type: 370 Holes/Spokes: 28 Tubeless ready: Yes Valve hole: Presta / SV Ø 6.5 mm Disc Mount: Center Lock incl. Technologies SPLINE Technology With their intricately machined hub shells, cleverly positioned spokes and proven freewheel technology, the new for 2013 DT Swiss SPLINE wheels are engineered with modern riding needs in mind. It is products like the SPLINE wheels that allow riders to go faster and further, ultimately making the cycling experience even more fun.The combination of high attention to detail and the legendary DT Swiss reliability featured with the new SPLINE wheels will make you smile ride after ride, year after year. Straightpull technology The term Straightpull refers to spokes with no bend at the head. This design allows for an ideal strength to weight ratio when compared to conventional spokes. Due to their more precise alignment and direct trajectory, straight-pull spoke technology creates a stiffer, more responsive wheel. Hub Technology DT Swiss hubs have earned their legendary reputation for quality and performance. There are multiple features that make this product a winner: The Ratchet System driver mechanism is extremely durable, reliable and can be serviced without special tools in minutes, thanks to its simple press fit assembly. The press fit assembly also allows all hubs to work in almost any currently existing axle configuration, making them compatible with almost every bike. The contact free seals and high precision build guarantee smooth bearings; every bit of the rider’s energy is transformed into forward momentum. These features and the super lightweight design of all the hub parts highlights the racing legacy of this classic hub. DT Swiss Support for Conversion The support site offers an overview and can help you to find the right conversion kit to convert your hub to fit a new axle measurement or for a new group set. DT Swiss Conversion Charts