Twist and lock design to make either a wall mount or post mount fixture . Cast Aluminum arms cage, finial and tail . Rust and maintenance free . Easy to install . 1-Year warranty . Assembly required . Small: . 10.75 in. L x 8 in. W x 17 in. H (8 lbs.), Bottom mount . 8 in. L x 8 in. W x 17 in. H (8 lbs.), Post mount . Medium: . 11.5 in. L x 10 in. W x 19.25 in. H (10 lbs.), Bottom mount . 10 in. L x 10 in. W x 19.25 in. H (10 lbs.), Post mount The Hampton Series offers sophisticated grace with its beautiful Alabaster glass and sleek design elements. The small and medium Hampton fixtures come with our patented twist lock design. An easy twist of the wrist is all it takes to assemble the fixture, no re-wiring required.