GGG .308 WIN DESIGN GPX13
Technical specification
Caliber -

.308 Win

Bullet type type

HPBT

Bullet weight g

10,89

gr

168

Total length mm

71,12 - 0,40

Bullet extraction N

≥50

Bullet material -

Jacket – CuZn5; Core – lead antimony (3%)

Case material -

CuZn30

Case length mm

51,18 - 0,38

Propellant -

Double base 

Total weight g

25,14±1,00

Primer type

BOXER

Ballistic properties
Bullet average velocity values. shooting from C.I.P. testing barrel
PARAMETER BULLET MEAN VELOCITY V0, m/s 
Bullet mean velocity, m/s barrel length 600 mm, twist 11“  805 ± 7
Velocity maximum standard deviation 7,2
PARAMETERS
 
RANGE
0 100 200 300 400 500
Velocity (m/s) 805 740 675 615 555 500
Bullet path (cm) - 0 -18 -58 -123 -221
Energy (J) 3525 2975 2485 2055 1675 1355
Ballistic coefficient 0.462

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