What is a 30 Carbine Round? What is a 30 carbine round? In the past, a 30 carbine round was used in firearms. It was one of the most common rounds in use at the time. It is also known as a 30 caliber rifle round. The introduction should https://garrettsxzzu.blogspothub.com/18839241/how-to-order-surplus-thirty-carbine-ammo-in-stock