Early steel AK-47 magazines are 9.75 in (248 mm) long, and the later ribbed steel AKM and newer plastic 7.62Ã39mm magazines are about 1 in (25 mm) shorter. The transition from steel to mainly plastic magazines yields a significant weight reduction and allows a soldier to carry more ammunition for the same weight.
The world loves the Border Collie for their lively, spirited temperament and their proficiency at dog sports like flyball and Frisbee games. But this breed is also one of the most intelligent, ranking number one on some scales of canine smarts.
Intelligence. Ranked as the 4th most intelligent dog breed in the world, the Golden can learn a new skill within just a few tries and can perform commands reliably 95% of the time. They can be trained to do just about any task and they will pick up on obedience training better than almost every other breed.