Comas Zero Pro 20"

This bike is available in 3 geometries, all feature a 19" rear and 20" front wheel:

• Wheelbase: 920mm / 970mm / 1008mm
• Chainstays: 328mm / 350mm / 350mm
• BB rise: 55mm / 85mm / 85mm
• Head tube angle: 72*

Please read through the description thoroughly as it may contain changes to the specification pictured. The spec you will receive is the spec listed below.

Frame and fork:

• 20″ 6061-T6 aluminium frame with CNC dropouts, Post-mount
• 20″ 6061-T6 aluminium fork with integrated dropouts, Post-mount disc mount

Steering:

• 3D forged one-piece aluminium stem, 150 mm × 20°
• 5 mm CNC-machined aluminium spacer bushing
• Semi-integrated headset 1 1/8″ with aluminium cups
• 7075-T6 aluminium handlebar, 720 mm × 31.8 mm, 7° up, 9° back, 115 mm rise
• Extra-thin medium-density foam grips, 4 mm thick

Drivetrain:

• Aluminium mono-cage trial pedals, 9/16″
• Ultralight bashplate, Post-mount, 7075-T6 CNC aluminium
• ISIS bottom bracket, 1.37×24 T, 68 mm shell, 123 mm axle
• Forged aluminium crankset for ISIS, 158 mm arms, 33 mm offset
• 18T freewheel with 108 engagement points and 9 pawls
• YBN S20 single-speed 1/2″×3/32″ chain
• 7075-T6 CNC-machined aluminium sprocket, 12 T

Brakes:

• Tektro hydraulic disc brakes with Post-mount, aluminium lever and caliper
• 160 mm stainless-steel front and rear discs

Wheels:

• Front wheel: COMAS 20″ disc,100 mm spacing, 32 mm rim width
• Rear wheel: COMAS 19″ disc, 116 mm spacing, 48 mm rim width
• Monty Pro Race tyres: 20″×2.00 front, 19″×2.60 rear
• Ultra-light tubes 20″×1.75, 0.8 mm thickness