Miche Supertype 550 T (Track) Pista Wheelset. Supertype Pista wheels are constructed high profile carbon rims. This provides maximum rigidity and light weight, ensuring every ounce of a track cyclist’s output translates into forward momentum. TECHNICAL DETAILS WEIGHT: 1700 (+/- 3) HUBS MATERIAL: Forged aluminum BEARINGS: CERAMICSPEED sealed ceramics COMPATIBILITY: Single speed O.L.D. MM: 100 - 120 FRONT AXLE MM: 9 REAR AXLE MM: 10 RIMS: Carbon fiber 3K RIMS PROFILE HEIGHT MM: F 50 - R 50 SPOKES: Stainless steel black, round, bend, double butted NIPPLES: Brass / silver RIM DIMENSION: 633x23 RIM INNER WIDTH MM: 23 TIRE TYPE: Tubular TIRE DIMENSIONS: 21mm ÷ 25mm SPOKES ASSEMBLY PATTERN: 20 - 28 / Radial / Cross ASTM CLASSIFICATION: 1 MAX WEIGHT BIKE + USER: 130 kg WHEELSET INCLUDES: Wheels bag / Instructions / Valve extension / Brake rotor lock ring All our products are professionally packed and shipped with tracking number and insurance. Lafo Bikes is offering you high end bikes, frames, parts & accessories that we love. We are selling only genuine products, no copy or replica. Our goal is to offer you the best price on amazing bikes.