/135\

[Loose}{Cannon]

   23rd year of production (1978)   
Barrel Lug:    Short   
Battle Sight on RSL:    Uncertain   
Bayonet Type:    Spike   
Bayonet Lug:    Late Non-Cut   
Bolt Carrier:    Late Non-Cut   
Gas Tube:    Uncertain   
Gas Block:    Uncertain   
Receiver Cover Takedown:    Normal   
Rear Sight Block:    Late Milled / Late Cast?   
Serial Number Format:    8 digit, 23,XXX,XXX   
S/N on Components:    Last 4 digits   
S/N on Stock:    Last 4 digits   
Stock Swivel:    Side   
Trigger Group Type:    Late Stamped   
Notes:    Found on Gunbroker user PFoste268, looks as-issued.   

(click on images for full size).       

[Loose}{Cannon]

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