3005 Series For door up to 330 lbs Adjustable size by spring regulation 1-6 Allows 180º opening Three independent valves, two to control sweep and latch speed, and the third to control back check SKU Description 0007019 Door Closer 3005 S Technical Sheet Cierrapuertas 3005.pdf (..pdf, 191 kB) Related Products: 2065 Series 1002 Series 2234 Series