The Backpacker optic mount is an optic mounting solution that takes the functionality of the X-22 Backpacker stock to the next level by providing the end user with an elegant and functional mounting platform for the red dot optic of their choice. Machined from Mil-Spec anodized aluminum to exacting standards, the Backpacker optic mount provides an extremely strong and repeatable optic mounting platform. The Backpacker optic mount replaces the factory barrel block, thus allowing for an unobtrusive and sleek design that also provides for the use of open sights without having to remove the mount.Features:Barrel mounted optic rail for the magpul X-22 backpacker stockBarrel mounting helps retain zero between takedown and assemblyReplaces factory barrel blockRelief in 1913 picatinny rail allows use of factory iron sightsIntended for use with small red dot sightsMachined from Mil-Spec anodized aluminumMade in the USA