Related Clues:

• It may come in a round
• Snowballs and peas, sometimes
• Magazine items?
• Shot, for short
• Ammunition
• Clip contents
• Ordnance component
• Magazine fodder
• Rounds, clips and such
• Buckshot
• It whizzes through barrels
• Buckshot and such
• BBs and bullets
• Armory supply, briefly
• Pellets, e.g.