Colt model 653 / 654 / SP1 Carbine

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The second (and final) Carbine model on the M16A1 Upper Receiver. Used by Alias and Barns in the movie "Platoon", and by Special Forces and Rangers.



- Original length 14.5 inch barrel

- 16 inch barrel as used on the SP1 Carbine

- M16A1 Receiver (with Tear Drop Forward Assist) - US Army

- "Slick Side" Receiver, US Air Force or SP1 Carbine