Center vent hole for air circulation; Fits standard square 4" RV bumpers, conceals sewer hose.
RV Bumper Cap Cover,RV Bumper Plug End Cap,Square Bumper Caps for RV,Fits
4" RV Bumper Plug End Cap for RV, Camper, Travel, Trailer RV Square Ruber Bumper
RV Bumper Plug End Cap, 4" Black Square Bumper Caps for RV, Camper, Travel Tr...
Aluminum 4" Square Camper Bumper Plug End Caps RV Sewer Hose Storage Cover 2PC
Heavy-Duty Plastic Vented Bumper Plug End Caps - Fits Standard 4" RV Bumpers
TonGass RV Bumper Cap Set 4" Magnetic Plug End Caps Trailer Protective
