'- Fits Vaddio Model 50, 70 & 100 PTZ Camerasn- Also compatible with Polycom Power Cam, TANDBERG WAVE II & Life Size PTZ Camerasn- Heavy gauge steel constructionn- Extends approx. 2 feet below ceiling\n\n\n\n Product ID: 535-2000-291\n\n\n\n\n\n Model: 535-2000-291\n\n Datasheet: http://objects.icecat.biz/objects/mmo_33593069_1478698520_9276_3284.pdf\n\n\n\n Manual: http://objects.icecat.biz/objects/mmo_33593069_1478698529_0756_8150.pdf\n\n\n\n\n\n\n\n