Birchwood Casey Aluminum Black Metal Finish (3oz) (15125) Brand_Nykron coupled with the Hot-Cor process

coupled with the Hot-Cor process which virtually ensure the elimination of core slippage

Recommended for use with Crosman BB air rifles and BB air pistols

Technical Information Caliber: 17

5 - 2 pounds

5mm MatchKing®

Birchwood Casey Aluminum Black Metal Finish (3oz) (15125) Brand_Nykron coupled with the Hot-Cor processThis room temperature chemical is used by gunsmiths to blacken aluminum parts. Easy to apply. Color will vary from deep gray to black depending on the alloy to which it is being applied. 3 oz Liquid. Designed to work at room temperature to blacken aluminum parts. Used to cover scratches. Color will vary from deep gray to black depending upon the alluminum alloy of the part.