609用commando應該冇問題
609
USGI M177E1/CAR-15/Commando, these carbine are US PROP marked found in the 900,000-909,999 serial number range, and roll marked COMMANDO. First deliveries occured in Nov of 1966, and issue in Vietnam was completed by March of 1967:
NO PIC
610
US Air Force GAU-5/A/CAR-15/Commando, these carbine are US PROP marked found in the 900,000-909,999 serial number range, and roll marked GAU-5/A. First deliveries occured in Nov of 1966, and production was completed by the Spring of 1967:
629
USGI XM177E2, commonly referred to as a “CAR-15” or “Commando” 1967-1970, these carbine are US PROP marked found in the 900,000-909,999 serial number range, and roll marked XM177E2. After US military production ceased in 1970 Colt continued to manufacture an export version of this Carbine as the Model 639:
資料來源ar15.com