Attwood Marine Grapnel Anchor System 3.5lb. 5 lb. anchor will hold your PWC canoe dinghy kayak or float tube in mud sand gravel and rock. Specifications for Attwood Marine 3.5lb Grapnel Anchor System: Manufacturer: Attwood Marine Color: Silver Package Contents: Attwood Marine 3.5lb Grapnel Anchor System 25 ft. of rope Marker buoy Giant snap hook Anchor Durable nylon storage case that protects your boat from scratches Attwood Marine 11969-4: Grapnel Anchor System 3.5lb