The Drive Medical Viper GT is the most versatile wheelchair right out of the box and is easier to propel and transport than an average weight chair. This chair comes with a built-in seat extension.FeaturesThe Viper GT comes standard with adjustable padded arms, multiple seat to floor height positions, adjustable anti-tippers with flip-up wheels which never have to be removed and push to lock wheel locks. The back is both angle adjustable and height adjustable to provide added patient comfort. The 16 , 18 and 20 version of the Viper GT come standard with a seat rail extension kit. The all-aluminum frame is high strength while remaining lightweight. The wheelchair upholstery is made of durable nylon which is flame retardant and resists mildew and bacteria. Precision sealed wheel bearings in front and rear ensure long lasting performance and reliability. The quick release, 24 composite Mag-style wheels are lightweight and maintenance free. Tool free adjustable swing away footrests also feature easy to access release handles. Urethane rear tires and casters offer superior performance, smoother ride and are lightweight. Adjustable seat rail extension and upholstery with 2 extension easily adjusts from 16 to 18 depth All aluminum frame. Deluxe high strength, lightweight.Includes the additional convenience of the Rapid Delivery Program- RDP , all-in-one carton and ready to go.Dual axle allows for multiple seat to floor height positions.Adjustable height, flip back, removable, padded arms.Weighs under 32 lbs excluding front rigging .Over center cross brace eliminates seat guides, works with seating and positioning accessories.Adjustable angle back easily adjusts from 5 degrees 20 degrees Adjustable height back adjusts from 17 19 in 1 increments, easily works adaptable for individual patient needs.Durable, heavy gauge flame retardant nylon upholstery with Velcro modesty flaps, resists mildew and bacteria.Quick release, 24 composite Mag-style wheels are lightweight and maintenance free.Precision sealed wheel bearings in front and rear ensure long lasting performance and reliability.Adjustable angle caster forks have 3 height adjustments and angle adjustability.Tool free adjustable swing away footrests also feature easy to access release handles.Urethane rear tires and casters offer superior performance, smoother ride and are lightweight.Adjustable anti-tipper with flip-up wheels never need to be removed.Comes with push to lock wheel locks.Limited Lifetime warranty.16 SpecificationsOverall Width open 24 Overall Width closed 12.5 Overall Height 36 Seat To-Floor Height 17.5 19.5 Back Height 17 19 Seat Width 16 Seat Depth adjustable 16 18 Over Length w/ Riggings 42 Product Weight 31.4 lbs. Weight Limit 300 lbs.18 SpecificationsOverall Width open 26 Overall Width closed 12.5 Overall Height 36 Seat To-Floor Heig