Four piece kit consists of stainless two steel bunk vent covers and two outside trim pieces. Measures 4 1/2" x 10". Available for standard bunk vents. Fastens using supplied 3M two-sided tape. Sold in pairs. Fits Volvo VN 420, 430, 610, 630, 660, 670 trucks. Vendor: Dieter's This Volvo Truck Sleeper Vent Trim Flames is a Genuine Volvo Truck part and is guaranteed with a 1 year warranty. Dieters: DVO178