... legrest with plastic footrest,Al. front fork with three hole for height adjustment,Plastic footplate,Nylon seat and backrest upholstery ... Dia.rear wheel (inch)Dia.front wheel (inch)Seat height (mm)Overall height (mm)Overall length (mm)Seat depth (mm)Back ... ,bending,adjusting,drilling,puncin and polishing.Powder coating and automatic robot welding facilityRear wheel assembly areaWheel fixing and spoke ...