Silver. Strength size 2-4 overhead door closer complete with semi radius cover and matching arm, designed for general applications such as office doors and flat entrances. This rack and pinion closer is non handed and suitable for doors up to 80kg in weight and 1100mm wide Fire tested for 120 minutes on timber doors and Certifire approved, this architectural closer comes with a 25 year manufacturer guarantee, is CE marked and is UKCA conformity assessed. . Strength size 2-4. 25 year guarantee. Non-handed. Adjustable latch speed