Clean K1 20" bike

Top of the range 20″ trials bike from Clean featuring a carbon fibre frame and fork, carbon cockpit (with optional Combo v2 handlebar/stem), brake options to suit your preference and an optional rear freehub. Multiple build versions let you choose HS+Disc or dual disc brakes, standard or freewheel hub, and Combo v2 for the ultimate custom setup.

Frame and fork:

• Clean K1 carbon fibre frame
• Clean carbon fork

Geometry:

• Wheelbase: 1005 mm
• Rear end: 350 mm
• BB rise: +87 mm
• Head angle: 72°

Steering:

• Clean Tapered Superlight integrated headset
• Stem: Clean 155 × 25 mm or Combo v2
• Handlebar: Clean carbon or Combo system
• Extrafine foam Clean grips

Drive:

• Crankset: Clean 3P CNC, 160 mm arms, 30 mm press-fit axle
• Pedals: Clean single cage
• Chain: KMC X9
• Chain tensioner: integrated Clean 7075 CNC with 10 T aluminium jockey wheels
• Freewheel: 108.9, 18 T (Shimano HG) or 18 T sprocket with freewheel hub
• Fixed sprocket: Clean 12 T

Wheels & hubs:

• Front hub: Clean X3 28 H, 12 mm thru-axle, 104 mm spacing
• Rear hub: Clean X3 32 H, 12 mm thru-axle, 120 mm spacing; optional freewheel hub
• Clean PRO rims
• Aero spokes, red aluminium nipples (16 g)
• Front tyre: Koala 20″
• Rear tyre: Koala 19″
• Front & rear tubes: Clean Light; black rim tape

Brakes:

• Front brake: Trialtech Sport HP or Hope Tech 4
• Rear brake: Hope Tech 4
• Clean supports and mounts

Weight: 

• 7.1kg (double disc, combo)