Greenfield Products 618-B Marine Black Coated Richter Anchor - 18 Pound Capacity 18 lb. Richter anchor for boat less than 24' Suitable for use in all weather and bottom conditions Performs in rocks, mud, weeds and sand is superior to traditional anchors and requires less anchor line Will set and hold, even using a 3-1 scope, allowing boaters and fishermen to stay closer to their set point