RCBS Bullet Lubricant fits the Lube-A-Matic and most other sizers/lubricators that use a hollow stick lubricant. It's a non-toxic, temperature-resistant blend of Alox and beeswax, developed in cooperation with top-rated competition cast-bullet shooters and formulated to NRA specifications. Note: Rifle Bullet Lubricant is for outdoor use only. Fits the RCBS Lube-A-Matic Non-toxic, temperature-resistant blend of Alox and beeswax Formulated to NRA specifications