Chief CMS018S

18" Fixed Extension Column Features •Aluminum extension column features easy installation and maximum strength •Flow-through cable management with cable exit port •Consists of 1.5" NPT column, threaded on both ends •Use in combination with any Chief 1.5" NPT ceiling plate or other accessory Specifications Color: Silver Overall Dimensions (H x W x D): 18.0" x 1.9" x 1.9" (457 x 48 x 48 mm) Shipping Weight: 1 kg Weight Capacity: 500 lbs (226.8 kg)