DNZ Freedom Reaper Tikka T3,T3X 1913 Picatinny Rail Black Anodized Aluminum DNZ Freedom Reaper Picatinny Rail Will Mount To The Top Of Your Receiver. The Picatinny Rail Is Made To 1913 Mil specs. Material Is 6061T6 Aluminum And They Are anodized Black. Includes Base screws 6-48 X 1/4" Long And a 7/64" Allen Wrench. Model: Freedom Reaper Material: Aluminum Finish: Black Anodized