This Williams Gun Sight Company manufactured 5D Series receiver peep sight is made to attach to the left side of the receiver on the Remington 510, 511, 512 and 514 bolt action rimfire rifles and is in new condition. Please note that on these rifles you will be required to drill and tap the receiver as well as notching the stock for proper fit. (file photo)
Note: Williams Gun Sight Company discontinued this sight at the end of 2021
