Stable housing, Sturdy aluminum housing Strong aluminum mounting bracket with hole for hanging the prescribed safety rope on the stage Blackened tube inside for precise light output Color filter holder included in delivery Heat insulated locking screw for "really safe" fixation Locking screw with self-locking nut to avoid complete unscrewing 4 retaining brackets for the color filter holder 4 retaining clamps for the color filter holder Splinter protection mesh integrated in the tube Robust closing button with tension spring for a secure fixing and at the same time for a quick opening of the rear housing cover With protection according to CE regulations against accidental contact to the rear cover (protection mesh). Delivery completely wired with a black silicone cable, With power cable strain relief Very good for easy plugging in of Raylights reflectors with a suitable GX16 pin connection Simple installation: Plug in the ceramic base - and it works!