AR-15 variants LE series models LE series models

| Colt_model_no_ | Name_ | Stock | Fire_control | Rear_sight | Forward_assist | Barrel_length | Barrel_profile | Barrel_twist | Hand_guards | Bayonet_Lug | Muzzle_device |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LE1020 | Gas Piston Carbine | 4th Generation | S-1 | Flattop | Yes | 16 in. | M4 | 1:7 | Rail System | Yes | A2 |
| LE1033 | Gas Piston Commando | 4th Generation | S-1 | Flattop | Yes | 11.5 in. | A2 | 1:7 | Rail System | Yes | A2 |
| LE6920HB | Law Enforcement Carbine | 4th Generation | S-1 | Flattop | Yes | 16 in. | M4 HBAR | 1:7 | M4 | Yes | A2 |
| LE6921 | M4LE Carbine | 4th Generation | S-1 | Flattop | Yes | 14.5 in. | M4 | 1:7 | M4 | Yes | A2 |
| LE6921CQB | M4LE Carbine | 4th Generation | S-1 | Flattop | Yes | 10.5 in. | M4 HBAR | 1:7 | M4 | Yes | A2 |
| LE6921HB | M4LE Carbine | 4th Generation | S-1 | Flattop | Yes | 14.5 in. | M4 HBAR | 1:7 | M4 | Yes | A2 |