Closure Cap for Traffic Signal, Plastic

This Poly Closure Cap Plug offers a weather-tight seal for 1-1/2" NPS openings in traffic signal heads, protecting against water, dust, and insects.

• The description claims the cap provides a secure fit that keeps moisture and debris out of signal housings and bracket arms.
• The description claims the material resists degradation and chalking caused by prolonged sun exposure.
• The description claims the caps are corrosion-proof and will never rust or seize.
• The description claims the caps are compatible with standard traffic signal heads including Pelco, McCain, Econolite, and Eagle.