Lyman bullet lubes eliminate leading and improve the accuracy of cast bullets. Blackpowder Gold is specifically designed for blackpowder cartridges and can be applied by hand to muzzleloader bullets. The high 150 Degree melting temperature makes it ideal for long range match shooting. This hollow stick is 1" x 4" and flows through lube sizers effortlessly although a lube heater is recommended for best results. Features: Works with bench mounted lubri-sizers that accept 1" x 4" lube sticksNotes: Lube heater is recommended for best results