when did that happen?

http://gunbroker.com/Auction/ViewIte...Item=125126482

Seven (7) New Stag/CMT complete Bolt Carrier Groups for semi-auto AR-15 available - the same one's that LMT uses

Staked, mil-spec chrome lined, and ready to drop in your AR-15 for increased reliability

Please feel free to email any questions - reply will be sent within 24 hrs.
Insurance is available at the buyer's request, otherwise shipping will be via USPS with confirmed delivery.
Please note acceptable payment methods
Please note acceptable payment methods (Cash discount price...Discrete PP is an extra 3.75% and you must email prior to bidding for this method)
[Information added 03/20/2009 8:38:38 AM]
There is a mistake in the number of bolts available, listed as 8 in the auctions pecifics, but there are unfortunately only 7 available at the moment due tot he industry backlog.
i sent a friendly informative email to the poster... but you know gun dealers- i'm sure he knows all.