Jr Products Mushroom Style,roof Vent Black 02-29115

Compatibility: Our rv mushroom vent cap has a diameter of 5.71 inches, suitable for RV roof vent bases with a diameter of 5-3/4 inches (the package does not include the vent base). Compatible with Keystone Cougar Sprinter Montana2016 2017 RV camping trailers etc, an ideal companion for your RV travels