Spank spank 359 vibrocore boost front wheel this mtb rear wheel features a strong alloy rim construction, which makes it immensely durable as you blast across tree roots, rock gardens and debris at speed'. '.strtoupper('s')pank has also equipped this trail ready front wheel with vibrocore technology, which uses its foam injected inner core to reduce harmful vibrations'. '.strtoupper('t')his means that you'll enjoy its smoother rolling resistance as well as its exceptional torsional strength on every off road adventure'. '.strtoupper('w')orld cup dh developed and proven wheel with internal vibration damping, weight optimized for race'. '.strtoupper('u')nique front profile, enhances radial compliance and reduces weight on front wheel, while increasing responsiveness and durability radial compliant design adds traction, and reduces wheel deflection, and negative feedback, without compromise to strength or lateral stiffness'. '.strtoupper('v')ibrocore inner core reduces the transmission of vibration, reducing rider fatigue, and increasing rim fatigue life and torsional strength'. '.strtoupper('3')0.5mm inner width allows versatile tire fitting from 2.0” to 2.6” perfectly, without negative squaring off of tire profiles'. '.strtoupper('f')eatures material alloy use mtb erd mm 27.5 564mm 29 602mm etrto 27.5 584x30.5mm 29 622x30.5mm rim dimensions inner 30.5mm outer 35mm spokes j hook, tripple butted 2.2 1.8 2.0, brass external nipples, 32h tubeless compatibility yes valve f v presta technologies vibrocore, radial compliance, torsional strength, lateral stiffness, beadbite, anti burp, oohbah inverted inner wall buy spank wheels tyres from chain reaction cycles, the world's largest online bike store.