description 1-1/2 in. x 3-1/2 in. x 14 ft. high strength screed marshalltownâ’s aluminum alloy screeds are made of premium, high-strength, lightweight material, and their h-frame design adds strength and rigidity. with end caps preventing concrete from getting inside, the screeds are designed with longevity in mind. california proposition 65 warning. features premium high strength alloy won't rust or rot; more damage and warp resistant end capped to prevent concrete from getting inside lightweight, long wearing and rigid ships ltl specifications acme tools brand name marshalltown acme tools part number 14773 assembled weight (lbs) 18.8 california proposition 65 warning required yes country of origin united states globaltradeitemnumber (gtin) 00035965047739 height (in) 3.5 internet product code (ipc) a7e8c0ce029 length (in) 14 manufacturer warranty for warranty information, please contact marshalltown company at 1-800-888-0127 or 1-641-753-0127 material aluminum alloy package contents screed board package weight 18.8 package weight (lbs) 18.8 upc 035965047739 width (in) 1.5