Site-A-Line Kit & Spuds
by Alley Supply/sweeny Sitealine
In stock at Brownell's
on 9-21-2017.
Product Description

Actually pays for itself in sight-in time and ammunition saved. Exclusive diagonal crosshair reticle and parallax adjusted optics provide the simplest and most accurate method available to set the sighting plane on any firearm parallel to the bore axis. Chrome-plated, precision-ground spuds have hardened bronze springs.