Fortress Aluminum Marine Anchor 

Manufactured from a hardened aluminum magnesium alloy, making them stronger and lighter than competitive steel anchors. Adjustable fluke angle for soft mud. Disassembles for easy storage. Rustproof and non-magnetic, tough anodized finish. No welds to fail. Used by the US Navy and USCG. Lifetime parts replacement warranty.

Weight: 21 lbs., Replaces: 33-50 lb. Steel Anchors, Boat Size: 46'-51'