Hoppe's Cleaning 1-2-3- Done! Kit for 20 Gauge Shotgun # 110020 When It Comes Time To Clean And Lube Your Trusty 20 Gauge, The Hoppe'S 1-2-3 Done! Cleaning Kit Is The Ideal Kit For The Job. Cleaning A Firearm Has Never Been Faster Or Easier. Hoppe'S New 1-2-3 Done! Cleaning Kits Contains Everything Needed To Cleanse And Protect A Firearm In Three Simple Steps. Fits: -20 Gauge Shotgun Hoppe'S Legendary No. 9 Gun Bore Cleaner Hoppe'S Patented Boresnake Bottle Of Lubricating Oil Easy-To-Understand Photo Directions.