M&P®9 M2.0® Slide Cut For the Holosun 509T footpprint. Updates your trusted M&P9 M2.0 pistol to take advantage of today’s great optic sights. INCLUDES: SLIDE AND OPTIC HEIGHT SIGHTS ONLY. Use your original frame assembly barrel and recoil spring. For use with 4.25 barrels. – Optic Ready- Milled to directly mount any Holosun 509T pattern optic. – Co-witness Height White Dot Sights- Provides an optimal sight picture in poor lighting conditions. Allows use of open sights when optical sight is mounted. – length 7.4 in – weight 7 oz – CALIBER 9MM – COLOR/FINISH BLACK – BARREL LENGTH 4.25 – SIGHTS WHITE DOT – OPTIC READY YES