Preban MOD4A3 Chrome Lined 1/7 with Permanent Phantom bring the length up to 16". This upper comes with MOD4 handguards and is complete with chrome bolt, carrier and charging handle.
Also comes with detachable A3 sight handle.
Pics available upon request. Condition is as-new - 1 box of ammo fired through.
email with any questions: email@example.com