Home Anchor & Docking Anchor & Dock Dock Hardware & Accessories Stainless Steel 6” Hollow Base Cleats Marpac Stainless Steel 6” Hollow Base Cleats $19.29 Stainless Steel 6” Hollow Base Cleats quantity Add to cart Product Details Product Details Length 6″. Polished stainless steel. Fastens with 1/4″ screws.