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This is a 3D printed Cessna 172, 177, 182, 210, 310, 421 (and more) rear air vent upgrade to a more practical estetik and affordable eyeball style air vent. Works perfectly and requires minimal maintenance.If the ball gets a bit tight, just grease it up with a silicone based lubricant or any kind of your choice.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.