The F-Class Panda actions are a Panda variation designed for long range shooting. The dovetail or Picatinny (NON-MIL-SPEC Picatinny - Designed for use with 2-piece rings ONLY!) rail is tilted 0Adeg20' to compensate for bullet drop at greater distances. The F-Class Panda also includes an integral recoil lug to make it more suitable for use of larger calibers.Comes standard withAluminum Bolt ShroudTrigger Bracket and ScrewsRear Allen Head Guard ScrewSpiral Fluted BoltGrease