Description: This ceiling mount bracket is to be used when mounting home cinema projectors to the low ceiling.Technical Information: Vertical correction angle: +5?, -15? Horizontal slant correction angle: ?5? Horizontal turn correction angle: ?5? Dimensions (W x H x D): 435 x 87 x 245 mm (17-1/8" x 3-7/16" x 9-21/32") Weight: 1.9 kg (4.2 lbs)