Construction & Technical Details(1) Constructed with precise aluminum die-cast body with rustproof steel arm(2) Heat treated steel rack and pinion immersed in high grade oil operate a nest of coils to give a smooth precise action & minimum wear(3) Piston and spindle has been heat treated for high strength(4) Stable hydraulic oil for any climatic operation and constant lubrication from -45°C to +50°CFunction(1) Available for 4 different power sizes can be used on interior or exterior door(2) Adjustable closing & latching speed a. Closing speed adjusting valve, range from 180° to 15° b. Latching speed adjusting valve, range from 15° to 0°Available colorsWhite Silver Gold Brown Bronze Red  
Door Closer (200 Series-5)