I'm trying to find out what model this is and a fair value for it. It has a detachable handle with a target sight mounted on the rail.It has a 20'' barrel, bought new in 2000.It has had 20 rounds shot thru it.SN. CCH021208. I also have 60 boxes 0f umc 223 shells plus 3 bags of new ammo. App. 2000 rounds total. I'm looking to sell but need a ballpark figure. Any help would be appreciated. Thanks

Did you check Gunbroker to see what similar rifles are going for?

Here's some Model's:

BD

AR15A3 Tactical Carbine

6721
CC
Colt Carbine
R6520
CH
Competition HBAR
6700
GC
Government Carbine
6520
GS
Governmodel Model Service
6550
MH
Match HBAR
6601
ML
Match Lightweight
R6530
MT
Match Target
SP
Sporter
SP1 or SP2
ST
Sporter Target
6551
TA
9mm
6450 6430

Here's your serial # info:

CCH010000 and Above - Post Ban MT6700, MT6700C and MT6700CH series, 1998 production

Isn't the Model, along with the caliber, stamped on the left side of the lower receiver on the magazine well?

SmokinJ Thank you for the infomation,it is very helpful. On the left side it states: Colt .Match Target Copitition with the serial number. It does not give the model number. Thank you for the info. I now know what the model is.