.223 Remington Load Details

Bullet: 77 gr. Sierra HPBT
Powder: IMR - 4166
Min Charge: 19.9 gr.
Max Charge: 22.0 gr.
Optimal Charge: 21.0 gr.
Cartridge Overall Length: 2.260 inches
Compressed Charge: No
Muzzle Velocity: 2557.5 fps

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