How to select your model?

You have the choice between 3 different IPS (Impact Protection System) springs, which correspond to 3 different user's profiles.
Click over the above buttons to see the features of each series.

To know your size, please click here: Sizing/Fitting

XR Series

feature the Standard IPS, for adults and teens, which can be used by anyone, whatever your weight (min weight 70 lbs - 32 Kg). No problem if you are a heavy person. If your weight is well above average, you will however get less rebound effect and might consider opting for a Pro model.

PRO Series

feature a quite harder IPS. It is suitable for heavy weight individuals and/or athletes who want a harder workout or do extreme sport.

Power Shoe series

feature a softer IPS suitable for pre-teens and teens, weight range about 45 lbs (20Kg) to 110 lbs (50 Kg).
 
 

Boot Models

 
  • $ 229.00
    Buy

    KJ XR3

    NEW COLOR!
     This is the standard XR series unisex model, for adults between 70-200 lbs(32-90 kg)
  • $ 259.00
    Buy

    KJ XR3 WE

    NEW COLOR!.
    KJ-XR3 White Edition: White/Black
  • $ 299.00
    Buy

    KJ PRO7

    The KJ PRO7 model is ideally designed for strong athletes and/or heavier user( over 90kgs  200lbs). It can return up to 2X the energy of the standard XR Series.

  • $ 229.00
    Buy

    KJ XR3

    This is the standard XR series unisex model, for adults between 70-200 lbs(32-90 kg)
  • $ 229.00
    Buy

    KJ XR3

    This is the standard XR series unisex model, for adults between 70-200 lbs(32-90 kg)
  • $ 249.00
    Buy

    KJ XR3 SE

    KJ-XR3 Special Edition  "all black" color & finish.

  • $ 249.00
    Buy

    KJ XR3 SE 

    KJ-XR3 Special Edition all black with pink T-Spring + Support Plate
  • $ 259.00
    Buy

    KJ XR3 WE

    KJ-XR3 White Edition: all white with pink T-Spring + Support Plate 
    Not available in Size XL
  • $ 179.00
    Buy

    KJ POWER SHOE

    Titanium/Red
    For JUNIORS, boys & girls, from 6 years up, weight from about 45 lbs (20 Kg) to about 120 lbs (55 Kg)
  • $ 179.00
    Buy

    KJ POWER SHOE

    Silver/Blue
    For JUNIORS, boys & girls, from 6 years up, weight from about 45 lbs (20 Kg) to about 120 lbs (55 Kg)
  • $ 199.00
    Buy

    KJ POWER SHOE SE

    Silver/Pink KJ Power Shoe Special Edition.
 

Spare Parts

 
  • $ 24.00
    Buy

    T-SPRING TS6 XR

    Replacement T-Spring for nodels KJ-XR3 and KJarmstrong XR. It is also compatible with:
    - KJ Pro series (as a softer T-Spring option)
    - older XR series models
  • $ 29.00
    Buy

    T-SPRING TS-Pro6

    Replacement T-Spring for PRO series models. This is the hardest T-Spring available.
  • $ 29.00
    Buy

    T-SPRING TS-Pro7

    Replacement T-Spring for PRO series models. 
  • $ 19.00
    Buy

    T-SPRING TS POWERSHOE

    Replacement T-Spring for KJ Power Shoe model (only)
  • $ 19.00
    Buy

    Coil Spring

    Coil Springs (pair) for TS-5 (included in the price of model KJ5-Pro2) and optional for the new TS6-XR
  • $ 24.00
    Buy

    Coil Springs PS

    Optional for KJ Power Shoe model
  • $ 22.00
    Buy

    Shell 6 Black Light (1 Unit)

    Replacement Shell for models KJ-XR3
  • $ 22.00
    Buy

    Shell 6 Black Hard (1 Unit)

    Replacement Shell for models KJ-XR3 and KJarmstrong XR
    (also compatible with older XR series models, provided both upper or/and both lower shells are being replaced).
  • $ 24.20
    Buy

    Shell 6 White Light (1 Unit)

    Replacement Shell for models KJ-XR3 

  • $ 24.20
    Buy

    Shell 6 White Hard (1 Unit)

    Replacement Shell for models KJ-XR3 
  • $ 29.00
    Buy

    Shell Pro7 XH (1 Unit)

    Replacement Shell for model KJ-Pro7 only for sizes L,XL. 
  • $ 18.00
    Buy

    Shell 8 S Powershoe (1 Unit)

    Replacement shell for model KJ Power Shoe (only)
  • $ 24.00
    Buy

    Sole 8 (pair)

    Replacement sole for KJ-XR3 model
  • $ 27.00
    Buy

    Sole 7

    Replacement sole for the PRO series  only for sizes L,XL.
  • $ 19.00
    Buy

    Sole A

    Replacement sole for model KJ Power Shoe
  • $ 12.00
    Buy

    Clamps (Set 4)

    For assembly of Sole 6, Sole 7, Sole 8 or Sole EXG to the lower Shells.
  • $ 12.00
    Buy

    Buckle (2 Units)

    Replacement buckle for hard shell boot 
  • $ 7.00
    Buy

    Buckle Strap (2 Units)

    Relacement buckle strap for the hard shell boot.
  • $ 8.00
    Buy

    Additional Bolts+Washers (Set 4)

    Additional spare bolts and washers hardware for assembly of upper shells. 
  • $ 10.00
    Buy

    Front Nut (2 Units)

    Hardware for models KJ-XR3 and KJ-Pro7.
  • $ 10.00
    Buy

    Round Nut (2 Units)

    Hardware for models KJ-XR3 + KJ-Pro7 sizes S & M (only) and for model KJ Power Shoe, 
  • $ 13.00
    Buy

    P Nuts (2 Units)

    Hardware for models KJ-XR3 and KJ-Pro7, sizes L & XL (only).
  • $ 43.00
    Buy

    Liners WRP MS (Pair)

    Comfortable MULTI-SIZE liner for KJ-XR3 and PRO models. 
  • $ 39.00
    Buy

    Liner Power Shoe (2 Units)

    Comfortable MULTI-SIZE liner for KJ-Power Shoe models. 





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