NXT Xtend Backrest 18”x20”. Roho 18”x20” Air Cushion. Calf panel 18” wide and Whitmeyer Headrest. Tilt collar lock. locked out at 33'. ABS Seat Pan. Light weight frame. Swing In & Out Footrest. Dual Gas Structs for easy Tilt (up to 55'). Recessed Axle Plates. Silver Grey or Black Frame Colour. Soft Set Gas Cylinder Release Mechanism. Adjustable Caster Journals. New recessed lower frame for foot propulation. T-Style Arms. Dual Gas Cylinders for Smooth & Easy Tilting.