This Williams Gun Sight Company manufactured WGRS series receiver peep sight with Twilight aperture is for the model 721 bolt action rifle and mounts on the top rear section of the receiver where your scope mounting base would normally attach. This sight includes both mounting screws and is in new condition. (file photo)

Free Peep Sight Offer: If you are able to show me this peep sight in new condition with unliimited availability on any other parts supplier's website with a lower price tag, I will ship this peep sight to you absolutely free.

Note: This is a CFnParts exclusive non-catalogued Williams Gun Sight Company manufactured receiver sight