Rear sight pusher will work with 90 degree and 30 degree rear sight profiles. Both side witness windows tool frame to check sight alignment Sight tool frame can be bolted to, clamped onto work surface, or clamped onto a work vice Heavy duty Blue Anodized aluminum frame with steel tools A must-have tool for removal, Installation, and Adjusting windage of dovetailed rear sights for most Semi-Auto Pistol slides. ASIN#: B07DMZDD6V