Description Keep your fence secure with the Master Halco 1-5/8 in. Aluminum Dome Cap. The polished aluminum construction protects the fence cap from moisture and the environment. The smooth design of the dome cap prevents clogging debris from affecting your fences.Dome cap keeps out moisture for long-lasting functionalityProtects the post from clogging debrisMade of polished aluminum to give the fence cap durabilitySmooth rounded-style cap