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AR-15Bolt face: 5.56/.223

.350 Legend Ballistics

Winchester cartridge designed for straight-wall cartridge hunting zones. Low recoil, effective on deer within 200 yards. Uses standard AR-15 bolt with dedicated magazines and barrel.

Cartridge Specifications

SAAMI Max Pressure
55,000 psi
Bullet Diameter
0.357 in
Case Length
1.71 in
Overall Length
2.26 in
Parent Case
.223 Remington
Bolt Face
5.56/.223
Min Barrel
16 in
Platform
AR-15

Common Bullet Weights and Types

Winchester 150 gr Deer Season XPFederal 160 gr Fusion

Effective Range by Application

Deer hunting0 to 200 yd
Self-defense0 to 150 yd

Barrel Twist Rate Recommendations

124 to 180 gr1:16
180 gr and heavier1:14 or 1:16

Data Disclaimer

Ballistic data is approximate and varies by ammunition lot, barrel condition, altitude, and temperature. Data sourced from published SAAMI and manufacturer load data. Always confirm zero and trajectory with your specific firearm.

Detailed load data for .350 Legend is coming soon. In the meantime, review the specifications above and consult your ammunition manufacturer for load-specific trajectory.

Pick the right barrel

Twist rate should match the bullet weights you plan to shoot. See barrel steel grades, profiles, chamber types, and twist rate guidance on the barrel specs page, then jump into the builder to filter barrels chambered in .350 Legend.