.223 caliber or 5.56mm.
5.56,hope i helped,by the way my favourite rifle is the m16a2
@ 1m
M16A2 rifle
Biggest rifle as in longest?If so, it is the m16a2,a3,a4 rifle.
Sports(which stands for; Slap, Pull, Observe, Release, Tap and Shoot)http://www.armystudyguide.com/content/army_board_study_guide_topics/m16a2/m16a2-study-guide.shtml
M16A2 & M16A4 rifles and M4 series carbines.
A round will not chamber.
a .22 caliber
A .177 caliber air rifle has very little recoil.
No You could build a rifle in .306" or any other caliber but you are likely referring to 30.06. A 30.06 rifle is referred to as "30 Caliber" but to be accurate it is nominally .308"
Yes, I can. A Barrett M107 is a .50 caliber sniper rifle.
The Dragunov (note corrected spelling) sniper rifle is in caliber 7.62x54mmR. This is the same caliber at the Moisin-Nagant 91/30 rifle.