Attwood 9943-1 Cast Iron Mushroom Anchor, 15-Pounds, Aluminum-Plated Silver Finish Aluminum - painted 15 - pounds Gray cast iron Large, steel eye Perfect for smaller boats that a anchoring in the mud or weed bottoms Holes in the base of the anchor makes pulling through water easier Steel eye for tying off rope or connecting to a chain Features a high quality, cast iron construction Aluminum-plated finish