Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. 18" Right Extension * Designed for the above-knee amputee, the solid seat has locking leg extensions which can be lowered for ease of transfers * The seat is held in place by a strap * In order to attach the hinge aprox. 1 1/2" is required at the front of the seat, this will increase the overall seating depth unless the upholstery is moved back * The hinge extension is 9" long, foam cushions on the extensions are 2" thick and are held in place with hook and loop *