Can be used as standard self propelled wheelchair or a transport chair all in one. Quick release 24" wheels can be removed to transition self propelled chair to a transport chair. All aluminum frame. Comes with two sets of wheel locks: One for use with wheelchair, one for use with transport chair. Fold down back. Nylon upholstery. Comes standard with swing away foot rests with composite footplates and heel loops. 8" casters. Comes with anti-tippers. LELR-TF - Swing-away Elevated Legrest, Tool Free, (Optional front riggings) Limited Lifetime Warranty.