The LBDXXXXX serial number was designated for the Colt AR-15A3 Tactical Carbine (AR6721) post ban. Pre-ban version had the BDXXXXXX serial numbers. (there less than 200 of those released). Colt started using the LBD serial numbers late 1995/ early 1996.
The "L" was soley for the Law Enforcement Restricted models that had the "Restricted, Military/Government Law Enforcement/Export Use Only" roll marks on the magazine well.
Part of the serial number. No real meaning.
Nothing in particular.
You will have to call Colt with the serial number to find out.
You will have to call Colt with the serial number.
You must call Colt to find out.
You will have to call Colt with the serial number to find out.
You will have to call Colt since you did not provid the serial number.
Proofhouse.com has Colt serial number tables.Proofhouse.com has Colt serial number tables.
You will have to call Colt or provide the serial number.
You must call Colt with the serial number to find out.
You will have to call Colt with the serial number to find out.
No way to tell with just the serial number. You will have to call Colt.