C. Sherman Johnson Captain Hookin Chain Small Hook Only 5/16in T-316 Stainless Steel Stock. Relieve the tension on the windlass (like in 1) by attaching the snubber to the chain in the anchor roller and pulling back and tying it off securely. Specifications for C. Sherman Johnson Captain Hookin Chain Small Hook Only: Manufacturer: C. Sherman Johnson Length: 0.313 in Package Contents: C. Sherman Johnson Captain Hookin Chain Small Hook Only C. Sherman Johnson 46-465-5: Captain Hookin Chain Small Hook Only 5/16in T-316 Stainless Steel Stock