Description Hodgdon Copper Fouling Eraser (CFE) leaves no copper residue, extending accuracys and making cleanup quick and easy. This spherical powder was designed with the Remington .300 Blackout in mind but is perfect for a large range of Rifle cartridges. Will cycle the AR series of rifles no matter the bullet weight. Works equally well in .17 Hornet, .221Fireball, 6.8 SPC adn 7.62 x 39mm. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.