Wheelchair, active rough terrain, adult

Wheelchair, manual, active rough terrain, rigid frame:
FUNCTION AND ENVIRONMENT: For people who self-propel.Rim-propelled. For use in rough terrain in rural outdoor settings.
Relationship of seat, back-, arm- and foot support dimensions anatomically appropriate for size of wheelchair.
POSTURAL SUPPORT: For ADULT users who can sit upright and balanced without additional support, as well as those needing additional support such as adjustment of wheelchair configuration and/or addition of postural support devices. Users who do not need high back support AND/OR arm supports. 
SUPPLIED WITHOUT CUSHION.

Wheelbase and overall length:
Wheelbase longer than transport wheelchair with large rear wheels.
Overall length longer than transport wheelchair with large rear wheels

Frame: Seat
Seat: solid
Seat angle: fixed
Seat height: fixed

Frame: Back support
Rigid adjustable with low profile lateral contouring and separate padded cover, adjustable forwards, backwards, angle and height using tools

Frame: Other
Rigid frame, three wheels, pushrim propelled
Push handles, non-slip, ergonomic grip
Seat unit relative to wheelbase horizontally adjustable using tools to achieve active/safe rear wheel position

Size and dimensions:
Seat width:
4 sizes: 360-480 mm in 40 mm increments
Seat depth: Adjustable
Backrest height: Adjustable

Rear wheels and parking brakes:
Rear wheels removable without tools through twist-release mechansim
Rear wheel size: Diameter x width:
660 x 35 mm
Wheel camber: 3 degrees
Pneumatic rear tyres
Rear wheels parking brakes, frame mounted, push-pull manual type

Arm supports:
Removable low profile arm rests
Arm rests protect clothing and cushion from rear wheels, dust, mud, etc. in all configurations of rear wheel position, seat angle, seat height, etc.

Foot supports:
Seat to lower leg support angle: 90 degrees
Foot supports located behind castor wheels
Foot support: two individual rigid supports
Height adjustable: 250-410 mm

Front castors
Castor size: Diameter and width:
220 x 60 mm
Solid puncture proof front castors

Wheelchair weight:
Total weight: 20.9 kg.