Wheelchair, active urban, rigid

Wheelchair, manual, active urban, rigid frame:
POSTURAL SUPPORT: For CHILD and 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. 
FUNCTION AND ENVIRONMENT: For people who self-propel. For use in urban indoor and outdoor settings.
Relationship of seat, back-, arm- and foot support dimensions anatomically appropriate for size of wheelchair.
SUPPLIED WITHOUT CUSHION.

Wheelbase and overall length:
Wheelbase similar to, or shorter than transport wheelchair with large rear wheels
Overall length, similar to, or short than transport wheelchair with large rear wheels

Frame: Seat
Seat: sling
Seat angle: Fixed OR adjustable (using tools) depending on model selected
Seat height adjustment justment through rear wheel and castor adjustment

Frame: Back support
Back support: tension adjustable
Seat-to-back support angle adjustable using tools: at least 80-115 degrees

Size and dimensions:
Seat width range: 6 sizes between 250 and 500 mm in 50 mm increments
Seat depth: Adjustable
Backrest height: Adjustable

Frame: Other
Rigid frame
Push handles, integrated with back post, non-slip, ergonomic grip
Rear wheel can be horizontally adjusted using tools to achieve active/safe rear wheel position and maintain backward stability with maximum combined seat and seat-to-back support angle configuration.
Front seat frame/lower leg support is tapered/narrower than the seat width for smaller sizes

Rear wheels and parking brakes:
Quick-release rear wheels with push rims
Diameter x width: 610 x 35 mm on all sizes OR 560 x 30 mm on small sizes AND 610 x 30 mm on large sizes depending on model selected
Pneumatic rear tyres OR puncture-proof polyurethane rear tyres depending on model selected
Rear wheels parking brakes, frame mounted, push-pull type

Front castors:
Two front castors
Diameter x width: at least 127 x 25 mm
Puncture-proof, solid rubber OR polyurethane castor wheels depending on model selected

Clothing guards OR arm supports:
Clothing guards to protect clothing and cushion from rear wheels, dust, mud, etc. in all configurations of rear wheel position, seat angle, seat height, etc.: Removable OR fixed depending on model selected

Foot supports:
Seat to lower leg support angle: between 90 and 100 degrees depending on frame type and model selected
Rigid, single foot support
Height adjustable: at least 280-380 mm

Wheelchair weight:
Total weight: maximum 16.8 kg
Frame weight without rear wheels: maximum 11 kg

User weight capacity:
Suggested user weight capacity: CHILD: at least 75 kg
Suggested user weight capacity: ADULT: at least 105 kg.