Exact 2015 powder2015 powder is a quick burning, one-base, extruded rifle powder that performs extremely well in modest to medium varmint calibers (223 Rem, 204 Ruger). 2015 is a well-liked choice for 1st-course effectiveness in benchrest calibers and can also be encouraged to be used in huge bore straight wall cartridges (45-70, 458 Get Mag). 201