The bow nose is made from 5/32 thick aluminum with a black anodized finish. It attaches easily to the bow with 2 SS bolts and wing nuts (included). The Bow Trolling Motor Mount Bracket is made from 3/16 thick aluminum with a black anodized finish. Motor Mount Block is 1″ x 4″ x 7″. Recommended for transom mount trolling motors with shaft length 30″ – 42″.