This shutter insulator mount kit fits Mack Universal and Mack E6 applications and is sold as a 2-pack. Each kit supplies the hardware for a complete mount, including two washers, two additional washers of a different size, two nuts, and one insulator. Together these components secure the shutter assembly mounting points on the radiator or grille, cutting down on vibration and keeping nearby parts from thermal or electrical contact.Interchanges:Mack 20QL286FMM-4654This unit is sold in packs of 2.FeaturesFits Mack Universal and Mack E6 applicationsSold as a 2-pack (kit quantity of 2)Each kit includes 2 washers (36AX3), 2 washers (37AX472U), 2 nuts (22AX35), and 1 insulator (NT)Tech SpecsKit contents: Washer 36AX3 (x2), Washer 37AX472U (x2), Nut 22AX35 (x2), Insulator NT (x1)Sell pack: 2 kits