Lee's 50 bmg press kit has everything you need to start reloading the monster 50 bmg.The kit includes lee's classic cast press; set of 50 bmg dies; shell holder and insert; ram prime tool and tube of case sizing lube; large and small primer arms; die reducer bushing to accept standard 7/8 14 dies so you can load all your smaller cartridges.Type: Reloading Press KitMaterial: MetalThread Pattern: 1/8"x12 (Shotshell), 7/8"x14Mount Type: Screws