Shackles? All those do is connect the springs to the frame. What sort of innovation can there be related to shackles? This is a valid question. Shackles are the least glamorous component of a ...

Whenever we think “leaf spring,” we can’t help but picture a crusty-old cowboy with wrinkled, leathery skin grinning out of the side of his mouth like he knows something everyone else doesn’t, while ...