1. Electric recoil
2. Electronic Magazine (Provides the bullet writing program, supporting writing number of bullets)
A. Design of the bullets(Grid will reduce one by two shots)
B. Last round hold open3. Trigger Control
(1) Hammer Percussion(2) Pound force: 3.6-6.2LB
(3) Trigger stroke (A —> B —> C)
(4) Combination bit (B)4. Application
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