You use levers when you shift gears on a bike and when you hit the brakes. A doorknob is a type of lever. And then there's your body. Your body contains many, many levers—wherever there's a ...

We are going to explore the mystery of lever mechanisms. This may look to you like it’s just a mini seesaw, but it’s also a type of lever mechanism. A lever mechanism is made up of a length of ...

No matter how fast or slow I ran the action I couldn’t induce any type of failure where the spent brass remained in the chamber. The magazine catch is located between the lever loop and magazine ...