The Forster Universal Sight Mounting Fixture is a precision tool for drilling and tapping holes for scope mounts and other gun components, suitable for most single barrel guns.
It features a sliding over-arm for adjustable hole spacing, keyed alignment, and comes with hardened ground drill and tap bushings to eliminate run-out and tap breakage.
The main body is made of cast aluminum with adjustable hardened steel "V" blocks, ensuring accurate and high-quality work on firearms.