RGK Tiga Sub 4 Wheelchair available from the experts at John Preston Healthcare.

Tiga Sub 4 is the lightest wheelchair yet from the highly regarded wheelchair manufacturers RGK.

Your made to measure wheelchair frame is guaranteed to be under 4kg. Perfect for those active users on the go!

Check out our Active Wheelchair Specialist, Stafford Lynn, pictured below with the lightweight Tiga Sub 4.


Made from aerospace grade aluminium, the sub4 has been engineered with passion and determination to ensure it is the lightest made wheelchair.

The Tiga Sub 4 is so light - it is easily lifted with ease using one hand making it easier to get in and out of your car, and use less energy when pushing.

Frame Key Features

  • Made to measure frame 1.73kg
  • Aerospace grade 7 aluminium
  • Optimised hollow forged castor arm
  • Fixed centre of gravity
  • Fixed backrest
  • Low profile cross braces
  • Optimised single tube design
  • Optimised axle and pin set up with Titanium sleeves
  • Polished or brushed
  • Lightweight sideguard/brake mounting system
  • Max user weight 110kg

Call us on 028 92 67 70 77 if you have any questions at all or to arrange your demonstration today with our active wheelchair specialist, Stafford Lynn.

RGK Tiga Sub 4 Wheelchair


  • 19 design changes to achieve an example weight of 1.73kg.
  • The made to measure frame compromises of the aluminium hand built frame which is designed to your individual requirements and the footrest, excluding the plate.
  • Each tube has been reviewed and analysed to ensure any excess weight is removed and the reliability is maintained.

Get in touch with our RGK Specialist, Stafford Lynn

Our showroom is in Lisburn, Northern Ireland