This set contains high grade A4 stainless steel upgrade screws for the AAP-01 upper receiver and internals.
- 2x AAP-01 Rear Sight Screw (Black)
- 2x AAP-01 Outer Barrel Side Screw
- 2x AAP-01 Outer Barrel Lower Screw With Thread lock
- 4x AAP-01 Hopup Screw
- 2x AAP-01 Hopup Nut
- 2x AAP-01 Nozzle Retaining Screw With Thread lock