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Extention Jarvis street-trials bike

Extention

New product

In stock

$ 1,475.62

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Top level aluminium street-trials bike from Extention, the Jarvis features front and rear thru-axles and a tapered head tube. The frame and forks feature post mount brake mounts removing the need for an adaptor. The BB24 drivetrain gets an upgrade to an even stiffer BB30 setup.

✅ Custom Trialshop.pl upgrade - stronger spokes in classy black with black nipples for ultra stealth!

✅ Brake hose installed through steerer tube as standard



Bikes ship within 24 hours of payment. Shipping to Europe from 12EUR. Delivery times within EU range from 2-4 working days. 


Frame and fork:

  • Extention Jarvis frame, 12mm thru-axle
  • Extention Jarvis 1.5", 15mm thru-axle

 

Steering:

  • Extention Forged, 90mm x 35*
  • Extention carbon high riser bars
  • Extention sealed headset
  • Rubber grips

 

Drive:

  • Extention Forged 6061 CNC BB30 crankset, 30mm 7075 alloy axle
  • Extention 7075 CNC machined 22T bash and sprocket
  • Extention 108.9 16T freewheel
  • Extention 7075 CNC platform pedals
  • Extention chain tensioner
  • Yaban chain 

Front wheel:

  • Extention 15mm hub, disc
  • MT disc rim, double wall
  • Sapim spokes, black
  • Sapim Polyax brass nipples
  • Maxxis Holy Roller 24 x 2.4" tyre
  • Kenda tube

 

Rear wheel:

  • Extention 142mm 12mm thru-axle hub
  • MT disc rim, double wall
  • Sapim spokes, black
  • Sapim Polyax brass nipples
  • Maxxis Holy Roller 24 x 2.4" tyre
  • Kenda tube

 

Brakes:

  • Avid BB5 caliper, Avid FR5 brake levers, Jagwire cables
  • Optional upgrade: Magura MT5, MT7 HC, Czar
  • Rotors: Avid CSG3 180mm (Avid or Czar brakes), Magura Storm HC 180mm (Magura brakes)

 

Weight:

  • 10.5kg (MT5)
Warranty6 months
Wheelbase965mm
BB rise15mm
Chainstays362mm
Head tube angle74*
Reach665mm

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Extention Jarvis street-trials bike