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Free delivery on all orders over £100 Excl. Islands and Scottish Highlands


173 year old family business

Mobility Showrooms and Free Home Demonstrations


We have a special offer on the RGK Octane Sub 4 ultralight active wheelchair.

In excellent condition. Brand New / Unused. Customer cancellation due to change of circumstances.

The Octane Sub 4 is the first titanium wheelchair from RGK guaranteed to be under 4kg.

RGK took the classic Octane design and redefined it even further by combining Sub4 technology with a hand crafted made to measure titanium grade 9 frame.

£4095 ex VAT – An excellent deal for someone in the market for an ultralight active wheelchair.

Key frame measurements

  • Seat width 400mm
  • Seat depth 455mm
  • Front frame height 500mm
  • Rear frame height 445mm
  • Castor position 75mm

See the full spec below or shop on our online store here.

We are ISO9001 accredited and a member of the BHTA so you have peace of mind that you are dealing with a reputable and trusted family business.

We have been a family business since 1846.

RGK Octane Sub 4 wheelchair



Key frame measurements

    • Seat width 400mm
    • Seat depth 455mm
    • Front frame height 500mm
    • Rear frame height 445mm
    • Castor position 75mm

Front frame & footrest

    • Seat taper 310mm
    • Parallel taper 275mm
    • Footrest design Round
    • Front footrest height 105mm
    • Rear footrest height 90mm
    • Footrest length 120mm
    • Footrest style Tubular titanium footrest (height adjustable)
    • Lightweight carbon fibre cover

Cator wheels forks & wheel locks

    • Frog legs carbon composite centre 4 x 1.25″
    • Low ride castor fork silver
    • Castor pin width 400mm
    • Wheel lock Compact scissor with lightweight fixing


    • Sideguard without fender – screw on lightweight carbon fibre
    • Sideguard measurement individual above tyre 35mm


    • Fixed backrest height 335mm
    • Backrest angle 0deg

Camber bar

    • Camber angle 1
    • Centre of gravity 85mm
    • Frame finish
    • Brushed frame
    • Accent colour Silver


    • Seat sling sub 4 adjustable tension
    • Airtech sub 4 backrest strap adjustable
    • Backrest upholstery stitching Red
    • Sub 4 calf strap

Rear wheels

    • Wheel size 24″
    • Rear wheel gap 20
    • Spinergy 18 blade spoke Black / Red
    • Titanium 130mm quick release axle pins

Handrim position 

    • Narrow set handrim
    • Titanium 6 tab


    • Schwalbe Marathon Plus


    • Foam with nylon cover
    • Medium density, 50mm
    • Airlite cushion cover
    • Seat height from floor 300mm
    • Airtech backrest strap adjustable
    • Backrest upgrade to leather corners
    • Backrest pocket zip
    • Max user weight 110kg





Speak to a Product Specialist

Our mobility showroom is in Lisburn Northern Ireland