Compatible with all mounts and ceiling adapters using standard 1.5 in. NPT interface. Unobstructed internal cord routing with 1 x 2 in. outlet opening fits standard VGA connectors. Easily adjust drop lengtH in. 1inincrements without disassembly. Connectors (sold separately) give ability to extend drop lengths by connecting two or more columns.Features 1 in. incremental drop length adjustment Through-column cable routing for an uncluttered look (fits standard VGA connector) 1 x 2 in. cable outlet opening fits VGA connector post-installation Cover plate for instances where cable outlet opening is not used Compatible with all ceiling interfaces using standard 1.5 in. NPT interfaceSpecificationsWeight capacity - 500 lbs. (227kg) Drop length - 6 to 12 ft Height adjustment - 1 in. increments 1.5 in. NPT thread compatible - Yes Product finish - scratch resistant epoxy powder coat Color - BlackDimension - 14.8 L x 4.5 W x 3.6 H in.Item Weight - 4.4 lbs. (2 kg)