Tacmod MIL-STD-1913 Buttstock Accessory Rail Black. This Picatinny Rail manufactured by the experts at TacMod easily installs onto most MIL-STD-1913 Picatinny rail equipped firearms. The TacMod Buttstock Accessory Rail requires no permanent modification to your firearm and can be installed in mere minutes. This TacMod Picatinny Rail fits on buttstocks equipped with Mil-Std-1913 interfaced buttstocks. For a great way to attach your gear to your gun choose the TacMod Buttstock Accessory Rail. Specifications for Tacmod MIL-STD-1913 Buttstock Accessory Rail: Manufacturer: Tacmod Color: Black Fabric/Material: Steel Finish: Matte Black Gun Type: Rifle Package Contents: Tacmod MIL-STD-1913 Buttstock Accessory Rail Rail Mounting Hardware Tacmod 770-902: MIL-STD-1913 Buttstock Accessory Rail Black