Salt spreader? Is that some sort of lost language? We only speak TEXAN down here..
What I have had in mind is sort of overkill, but I LIKE overkill!
I have used, and prolly still have a few of these type hinges in the shop. In fact I'm so sure I havn't even bothered to look for one of them.
Here is a photo of a similiar brand from the net.
[img][image]http://img.photobucket.com/albums/v231/BigJimM/Picture1-2.jpg[/img][/image]

professional bovine relocation specialist