Birchwood Casey Deluxe Perma Blue & Liqiud Gun Blue & Tru-Oil Complete Finishing Set. Easy to use perma blue liquid gun blue and tru-oil gun stock finish the proven leaders in blueing and stock finishing. A complete combination kit. Features of Birchwood Casey Deluxe Perma Blue & Liqiud Gun Blue & Tru-Oil Complete Finishing Kit This Kit Has A Generous Supply Of Everything You Need To Do A First-Class Job Please Note: This Item Cannot Be Shipped To An Address Within The State Of California. Package Contents: Birchwood Casey Deluxe Perma Blue & Liqiud Gun Blue & Tru-Oil Complete Finishing Kit Complete Instruction Guide Birchwood Casey BC-20001: Deluxe Perma Blue & Liqiud Gun Blue & Tru-Oil Complete Finishing Set