EUROLITE Barndoors PAR-56 Spot bk is a separately sold metal accessory for controlling the light beam of a compatible PAR-56 spotlight. It is manufactured from 0.8 mm painted metal and finished in black. The barndoors have an outside ring diameter of 221 mm and an inside ring diameter of 188 mm. The product weighs 1.12 kg and is intended for manual adjustment of the desired light beam.