Material:6061 Aluminum type 3 black anodized, aluminum & steel Mounting:Monitor: 1/4'-20Ball Joint Mount: 1/4'-20Dolly Mount: 3/8'-16 Mount Travel: 3' / 7.62cm (approx.) Dimensions (L x W x H):7.5 x 0.8 x 5' / 19.05 x 2.03 x 12.7cm Weight:0.7lbs / 0.32kg