DNZ Products Fin Cleat - Docking & Anchoring Equipment - Bill Fish Silver. These artistically designed dock cleats are precision machined in North Carolina from a solid block of top-grade billet aluminum providing absolute strength and durability. #10 X 2 1/2 Stainless steel deck screws included. The cleats can also be thru bolted with 1/4 bolts. ( not included ) The cleats are for use with up to 1/2 diameter dock line. Anodized to last outdoors. Package Contents: DNZ Products Fin Cleat - Docking & Anchoring Equipment DNZ Products FC05S: Fin Cleat - Docking & Anchoring Equipment - Bill Fish Silver