Originally Posted by
TenMetrePeter
Unfortunately the LGR and its rival the 300S have sights that are now "non standard " The front mounting dovetail is nearer 9mm or 3/8". You need a machine shop or if desparate epoxy a standard sight raiser block to the front to match one fitted to the rear.
Moral of the tale is never buy a vintage gun without sights as it usually costs more than the rifle is worth to replace them.
I just sold an LGR for £200 but broken up I could have made more selling you the sights and selling the stock to the other member on here!