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corvette

what year is my HK91

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there is a date code under the serial number, it should be 2 letters. then just use the chart below

 

Letter
Corresponding digit
A
B
1
C
2
D
3
E
4
F
5
G
6
H
7
I
8
J/K
9 (J used for mags, K for firearms)

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