I have the Smittybilt one as well. But I didn't know there was a vent cover?? Like those tramp stamps I guess. Mine is wide open now so all kinds of crap can go inside the gate.
'79 CJ7 304,'80 CJ7 360, '81 CJ8 304, '97 Sahara..All Gone
'10 Powerwheels, plastic wheels.
'12 JKU Sahara, 35"Duratracs, Spacer lift, 4.88s, Truetracs F/R. Flat Fenders