AEG Rifle Custom Parts | Reinforcement G3 Series/PSG-1 Steel Retainer Pins A close-up picture of the front retainer pin. A close-up picture of the rear retainer pins. Close-up picture of front retainer pin (right side view) Close-up0 picture of rear retainer pins (right side view) Weight: 24 g Color: Black Material: Steel Item No.: G3-03 Suggested Retail Price: USD 15.00