Mount any standard 52mm gauge in a vent housing and retain your air flow.

$25 Powdercoated in Black or silver

shipped USPS free. Add $5 for priority US mail or $12 International Global delivery (any quantity). Paypal to modshack@earthlink.net

Vent conversion service: Ship me a vent assembly, I'll modify and install your choice of silver or black adapters and ship back priority mail. $60

Vent ring install as shown is meant to be Non-destructive ie: vent can be put back to stock easily.