The Differences Between Weaver and Picatinny Rails

Ever wondered what the difference between a Weaver and a Picatinny rail is? This article from Brownells explains all.

Essentially because the Picatinny Rail is covered by a Mil-Std they should all be the same otherwise they are not a Picatinny rail. Weaver rails however, can vary in size depending on the manufacturer.

The Figures below are the dimensions of a Picatinny rail.