AR-15 variants
MT and CR series models
Columns: Colt model no. | Name | Stock | Fire control | Rear sight | Forward assist | Case deflector | Barrel length | Barrel profile | Barrel twist | Hand guards | Bayonet Lug | Muzzle device
CR6724 | Colt Accurized Rifle | A2 | S-1 | Flattop | Yes | Yes | 24 in. | Stainless HBAR | 1:9 | FF Tube | No | None | MT6400 | Match Target M4 | 4th Generation | S-1 | Flattop | Yes | Yes | 16 in. | M4 | 1:7 | M4 | No | None | MT6400C | Match Target M4 | 4th Generation | S-1 | Flattop | Yes | Yes | 16 in. | M4 | 1:7 | M4 | No | Factory compensator | MT6530 | Match Target Lightweight | A2 | S-1 | A2 | Yes | Yes | 16 in. | A1 | 1:7 | Short Ribbed | No | None | MT6551 | Match Target Rifle | A2 | S-1 | A2 | Yes | Yes | 20 in. | A2 | 1:7 | Ribbed | No | None | MT6601 | Match Target HBAR | A2 | S-1 | A2 | Yes | Yes | 20 in. | HBAR | 1:7 | Ribbed | No | None | MT6601C | Match Target HBAR | A2 | S-1 | A2 | Yes | Yes | 20 in. | HBAR | 1:7 | Ribbed | No | Factory compensator | MT6700 | Match Target Competition HBAR | A2 | S-1 | Flattop | Yes | Yes | 20 in. | HBAR | 1:9 | Ribbed | No | None | MT6700C | Match Target Competition HBAR | A2 | S-1 | Flattop | Yes | No | 20 in. | HBAR | 1:9 | Ribbed | No | Factory compensator | MT6731 | Match Target Competition HBAR II | A2 | S-1 | Flattop | Yes | Yes | 16 in. | HBAR | 1:9 | Short Ribbed | No | None | MT6830 | AR-15A2 Government Carbine (Post-Ban LE Only) | 3rd Generation | S-1 | A2 | Yes | Yes | 16 in. | HBAR | 1:12 | Short Ribbed | Yes | A2