/136\

[Loose}{Cannon]

   15th year of production (1970)   
Barrel Lug:    Short   
Battle Sight on RSL:    D   
Bayonet Type:    Spike   
Bayonet Lug:    Late Non-Cut   
Bolt Carrier:    Late Non-Cut   
Gas Tube:    Late 2 Piece   
Gas Block:    Early Milled   
Receiver Cover Takedown:    Normal   
Rear Sight Block:    Mid Milled   
Serial Number Format:    7 digit, 1,5XX,XXX   
S/N on Components:    Last 5 digits   
S/N on Stock:    Last 5 digits   
Stock Swivel:    Side   
Trigger Group Type:    Early Milled   
Notes:    Found on internet, user unknown, appears as-issued.  There are some *very* odd 5's throughout all components of this gun and on many of the other 1.5 mil /136\s.

(click on images for full size).




   16th year of production (1971)   
Barrel Lug:    Uncertain   
Battle Sight on RSL:    Uncertain   
Bayonet Type:    Spike   
Bayonet Lug:    Late Non-Cut   
Bolt Carrier:    Late Non-Cut   
Gas Tube:    Late 2 Piece   
Gas Block:    Uncertain   
Receiver Cover Takedown:    Normal   
Rear Sight Block:    Uncertain   
Serial Number Format:    7 digit, 1,6XX,XXX   
S/N on Components:    Uncertain   
S/N on Stock:    Uncertain   
Stock Swivel:    Uncertain   
Trigger Group Type:    Uncertain   
Notes:    Found on internet, user unknown.

(click on images for full size).       

[Loose}{Cannon]

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