NEW! Comfortable MULTI-SIZE liner for KJ-XR3 and PRO models. It adapts perfectly to several sizes. Machine washable at 30 deg. Cº 90 deg F.

Comfortable, sized liner for KJ-XR3 and PRO models. Machine washable at 30 deg. Cº 90 deg F. Also suitable for older models.

Replacement T-Spring for PRO series models. This is the hardest T-Spring available. Also suitable as a customizing harder option for models KJ-XR3 and KJarmstrong XR

Coil Springs (pair) for TS-5 (included in the price of model KJ5-Pro2) and optional for the new TS6-XR
Coil Springs can be attached to T-Spring TS-5 or TS-6, to increase the IPS compression resistance.
For those who want to maximize energy and rebound effect.

Replacement sole for model KJarmstrong XR Also compatible with model KJ-XR3 Comes with the 4 clamps for assembly.

KJ Sole

KJS$25.99 USD

Replacement sole for KJ-XR3 model.
(also compatible with KJarmstrong and older XR and KJ4TT series model)
Includes the 4 clamps.

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).

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
This T-Spring model features:
1. the new 4 TwinTurbos System (improve balance & rebound)
2. the new SRS (Safety Release System).
3. Customizing option: It is “Coil Spring Adapted” which means that you can attach the optional steel Coil Springs, to customize the compression resistance of your KJ.