Drive Medical Viper Plus GT Wheelchair with Removable Flip Back Adjustable Arms Adjustable br br br Drive Medical Viper Plus GT Wheelchair with Removable Flip Back Adjustable Arms Adjustable br Built-in seat rail extensions and extendable upholstery easily adjusts seat depth from 16 to 18 Back angle adjusts from 5-degrees to 20-degrees Back height adjusts from 17-19 in 1 increments adaptable for individual patient need br Dual Axle allows for multiple seat-to-floor height positions Over-center cross brace eliminates need for seat guides Works with seating and positioning accessories br Quick release 24 composite Mag-style wheels Precision sealed wheel bearings ensure long-lasting performance and reliability Urethane rear tires and casters offer superior performance smoother ride and are lightweight br Adjustable angle caster forks have three height adjustments Tool-free adjustable swing-away footrests feature easy-to-access release handles Comes with adjustable flip-up anti-tipper and push-to-lock wheel locks br All-Aluminum frameWeighs under 32 lbs Excluding front riggingDurable heavy-gauge flame-retardant nylon upholstery with hook-and-loop fastener straps resists mildew and bacteria