| 1. | The primary feature of the XM307 is its attenuated recoil system.
|
| 2. | Locked recoil systems rely in timing to allow safe operation.
|
| 3. | The AL391 has a self-compensating gas-driven recoil system.
|
| 4. | This lacks the mechanical simplicity of some other recoil systems.
|
| 5. | This balanced recoil system is derived from the AEK-971 rifle.
|
| 6. | The introduction of recoil systems was an important milestone.
|
| 7. | These guns were air-cooled and used a gas blowback recoil system.
|
| 8. | The original 1885 Mk I lacked a recoil system.
|
| 9. | The barrel was mounted in a ring cradle with a hydropneumatic recoil system.
|
| 10. | The MP-6 used a short recoil system.
|