Primer, small rifle is a miscellaneous item in Fallout: New Vegas.
Characteristics
This item is used as an ingredient to create 5mm and 5.56mm ammunition at a reloading bench along with lead, the respective casing and rifle powder.
Location
This item, along with others like it, can be bought at the Gun Runners kiosk outside the New Vegas Strip. It can be purchased in small portions from vendors by itself, or in boxes of 25.