Endolite is the prosthetic products brand of Chas. A. Blatchford & Sons, one of the world's longest established prosthetics companies.

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Endolite ESK+ MKL

Activity Level

1 2 3 4


A unique knee design, the endolite ESK+MKL knee with weight activated stance control and pneumatic swing control for natural free knee walking and a manually operated lock to secure the limb for extended standing. It’s ideal for users who stand for long periods at work or leisure because it can be switched to the lock option when required.


  • Weight activated stance control with lock option
  • Pneumatic swing control
  • Manual user operated lock
  • 115° knee flexion
  • Universal thigh release lock operation
  • Proximal full alignment

Part Numbers:



239640 – Thigh release kit (included)
019858 – Full fitting kit
019758 – Demountable fitting kit 

Max. user weight: 275lbs
Activity level:  1-3
Component weight:  1lb 11oz
Build height:  see product images
Control unit:  pneumatic/lock

Instructions for use - Alignment

Instructions for use - Control cylinder

Instructions for use - ESK MKL

Instructions for use - Thigh release

Please note the online fitting instructions are the most recent version unless the fitting instruction that comes with your product has a more recent issue number or date.

An annual visual inspection is recommended. Check for visual defects that may affect proper function. Maintenance must be carried out by competent personnel.

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