VI46 L GBB
VI46 S GBB
VIPER TECH M16A3 RAS GBB
M4 CQB AAC TYPE GBB | M4 CQB AAC版 GBB
VIPER TECH MK-18 MOD 0 GBB
VIPER TECH M4A1 RAS GBB
KAC Style Magazine Catch Assembly|KAC彈匣卡榫總成
A1 Style Safe-Semi-Auto Selector| A1保險-半自動-全自動射擊選擇鈕
M4 Style Safe-Semi-Auto Selector| M4保險-半自動-全自動射擊選擇鈕
KAC Style Ambidextrous Safe-Semi-Auto Selector Assembly|類 KAC 保險-半自動-全自動 雙邊射擊選擇鈕總成
Safe-Semi-Auto Selector Assembly (A1 Version)|保險-半自動-全自動 射擊選擇鈕總成(A1版)
Auto Sear Pin | 自動撥片軸銷