Brand: Comas
Reference: CB20-COBK1008R2R
Frame- Made of high quality 6082-T6 aluminum and with tubes of variable thickness along its entire length.- Upper tube with a triangular section and a lower tube with an optimized curve to avoid possible collisions.- The lightened bottom bracket tube is integrated into a single Machined piece together with the reinforcement for the connection with the chainstays.- Oversized chainstays with a rectangular section that give it a robust and reliable construction.- It incorporates a cross-reinforcement bridge in the upper seatstays.- CNC machined dropouts in a single high-precision piece designed for use eccentric type turnbuckles.Fork- 20” trials fork for disc brake with 1-1/8” / 1.5" tapered steerer tube- Made of 6082-T6 aluminum with optimized thicknesses to improve resistance.- Oversized arms that give it a robust and reliable construction.- CNC machined one-piece steering tube to optimize rigidity.- High precision CNC machined dropouts- 100mm width between dropouts compatible with the vast majority of front hubs on the market.Wheels - Front hub: Comas Ultralight 100mm Disc 28 spokes, 9mm threaded axle.- Rear hub: Comas Ultralight 116mm Disc 32 spokes, 10mm threaded axle, 1.37x24T thread- Chain tensioner: Comas eccentric type, AL7075+Steel, 49 positions- Front rim: Comas 20'', 28 holes, W profile, 32mm width, Lightened- Rear rim: Comas 19”, 32 holes, W profile, 47mm width, Lightened- Rim stickers: Comas, High quality polymer vinyl, high capacity adhesion- Spokes: Comas Ultralight 1.8mm- Spoke nipples: Aluminum- Front tyre: OBR Gekok 20”x2.00- Rear tyre: OBR Gekok 19”x2.60Brakes- Brakes: Hope Tech3 Trial Zone, hydraulic, Postmount- Discs brake: Comas Race 160mmDrivetrain- Cranks: Comas L160mm, 33mm offset, for threaded sprocket- Bottom bracket: ISIS, machined in CrMo, aluminum cups, L123mm- Freewheel: Comas 108.9, 18 teeth, Black color- Chain: YBN s20, 1/2x3/32”- Fixed gear: Comas 12T threaded, 7075-T6, width 12mm- Pedals: Comas Aluminum Cage- Sprocket protector: Comas Ultralight UCI type (Ring)Headset- Headset: Comas Semi-integrated Tapered 1-1/ 8” - 1.5”- Stem: 150mm commas and 20º inclination- Grips: Extra-thin foam commas, 4mm thick- Handlebar: Comas Aluminum 7075-T6, H115mm, L720mmGeometry- WD: 116mm- BB: 68mm- HT: 120mm- FC: 1008mm- RC: 350mm- BH: +85mm- HA: 72º- OFF: 40mmColor- Bright Orange with COMAS graphics in black