Rifling
Helical lands (raised) and grooves (cut) inside a rifled barrel. Imparts spin to the bullet for gyroscopic stability. Notation like 5R or 6L means lands and grooves count + twist direction (Right or Left).
Helical lands (raised) and grooves (cut) inside a rifled barrel. Imparts spin to the bullet for gyroscopic stability. Notation like 5R or 6L means lands and grooves count + twist direction (Right or Left).
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