Machined from: domestic 6061 t6 extruded aluminum. Finish: matte black. Mounting hardware: hex head screws and wrench provided. Center spread: 3.245". Overall length: 7.458". Custom 10 moa is available. Please allow for a 3 week lead time for custom moas. Our tikka t3 mount is made specific to the gun, and will also work with tikka t3 lite rifles. This mount is available with a 0 or 20 moa. Please see our faq section for more detailed information on moa. Our tikka t3 mount is provided with standard 6-48 screws, as tikkas produced after 2004 are drilled at tapped for 6-48 screws. Your gun may require metric screws. If you require metric screws, please select that option. We are happy to provide whichever size screws you need. Picatinny cross slots run the full length of the rail, which gives the shooter flexibility when mounting scope rings and other accessories. The channel in the center reduces the overall mass of the mount, weighing in at 2-3oz on average.