The Tusk Base Gasket kit is a perfect addition to your top end gasket kit. This kit comes with all the different gasket thicknesses you need to make sure you get the deck height right where you need it. The kit includes one of each, 0.2 mm, 0.3 mm, 0.4 mm, 0.5 mm, 0.8 mm. Tusk gasket kits utilize top quality materials for their gaskets. With tusk gaskets you are sure to get the seal you need to continue all your adventures.