Rim for medium profile clincher with 15C section or tubular profile, developed for exclusive use on the track. 24/32 lacing with stainless steel spokes. Large flange hubs built with low friction bearings.Technical Specifications:- ASTM: 1- Hubs: Forged Alloy- Spokes: Stainless steel/ round Shimano®ape / J-bend- Weight (g): 1985- Assembly: 20 Radial / Crossing- O.L.D. (mm): 100 - Bearings: MICHE® 2RS- Transmission: 35x24 tpi- Compatibility: Single speed- Max load, Bike + User (Kg): 110 Kg- Rim profile (mm): F 28 - Included accessories: Instruction manual / Steel Lockring- Rim material: Alloy- Rim dimension: 633x20- Tyre dimensions: 21mm ÷ 25mm- Tyre type: Tubular- Front axle (mm): 9