COMAS Bike 920R Disc Shimano

Frame

• Made of high quality AL6082-T6 and lower tube with optimized curve to avoid collisions.

Fork

• 20" disc brake fork made of 6082-T6 aluminum and oversized blades.

Wheels

• Ultralight front hub disc 100mm, 28 spokes, 9mm threaded axle.
• Rear hub ultralight disc 116mm, 32 spokes, 10mm threaded axle, 1.37x24T thread.
• Chain tensioner: Eccentric type, 7075-T6, 49 positions.
• Front Wheel 20", 28 holes, W-profile, W32mm, Lightened.
• Rear Wheel 19", 32 holes, W-profile, W47mm, Lightened.
• Spokes: Ultralight 1.8mm.
• Nipples: Aluminum.

Brakes

• Brakes: SHIMANO hydraulic disc 160mm, Post-mount.
• Discs: COMAS Race 160mm.

Transmission

• Crankset: L160mm, offset 33mm, for threaded freewheel.
• Bottom Bracket: Spanish type L128mm.
• Freewheel: COMAS 30.6, 18T.
• Chain: YBN S20, 1/2"x3/32".
• Sprocket: COMAS 15T threaded, 7075-T6, width 12mm.
• Pedals: 9/16" Plastic.
• Freewheel Protector: Ultralight COMAS UCI type (Ring).

Steering

• Headset: COMAS Semi-integrated 1-1/8".
• Stem: 130mm x 20°.
• Grips: Extra thin foam, 2mm thick.

Geometry

• WB: 920mm
• RC: 340mm
• BH: +65mm
• HA: 72°
• OFF: +40mm