Leonard’s One Shot Range Block for your M-1 Garand blocks the magazine so you can load 1 cartridge at a time.All range officers like the ease of checking your rifle when you use the One Shot.We have molded the One Shot in two colors so that it is easy to see that the rifle is NOT loaded.You have your choice of either Yellow or Pink.Custom Injection Molded from a hard Nylon for durability and easy cleaning.It may be cleaned using your bore cleaner or soap and water. Please specify color when ordering!If you have any questions, contact Bill Snyder at M J Molding. Supplying Custom Injection Molded plastic parts to the world for the last 40 years. Specializing in Engineering plastics.