<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (July 2015) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (July 2015) (Learn how and when to remove this template message) </Td> </Tr> <P> A Weaver rail mount is a system to connect telescopic sights and other accessories to rifles, shotguns, pistols, and crossbows . It uses a pair of parallel rails and several slots perpendicular to these rails . </P> <P> The later Picatinny rail, developed by the US military, is a development of the key concepts of the Weaver system, and they are partly compatible . </P>

Can you put a weaver sight on a picatinny rail