Five Oceans Folding Grapnel Anchors, Hot Dipped Galvanized, 1.5 Lbs, 3.6 Lbs, 5 Lbs, 7.7 Lbs, 12 Lbs Material: Galvanized Steel Boat Length: Less than 16 Feet Dimensions: 10" (254mm) Open Width x 12" (304.8mm) Length Folded Dimensions: 3" (76.2mm) Weight: 3.6 lbs (1.4 kg) Style: Grapnel Material: Galvanized Steel Application: Rocky Surface w/ Small Boats and Dinghies Features: Folds for Compact Storage (retrieving ring included) Boat Length: Less than 16 Feet Dimensions: 10&#034; (254mm) Open Width x 12&#034; (304.8mm) Length Weight: 3.6 lbs (1.4 kg) Not Recommended: Not Appropriate for Extreme Holding