Durable, corrosion-resistant dock cleat is protected against UV rays. Constructed from injection-molded nylon, this cost-effective cleat is ideal for use in marine environments. Open-base cleat is designed with a molded-in recess in the base that provides a more watertight seal. Easy to install. Uses #8 FH fasteners. 4"L x 7/8"H. 1-1/8" in between mounting holes.