300 HAMR Ballistics
Wilson Combat's 300 HAMR pushes .30 caliber bullets faster than .300 Blackout from standard AR-15 bolts and magazines. Optimized for hunting and hog control from short barrels.
Cartridge Specifications
Common Bullet Weights and Types
Muzzle Velocity by Barrel Length
Muzzle Energy by Barrel Length
Bullet Drop Table
Values in inches. 16-inch barrel reference data. Positive values rise above line of sight, negative values fall below.
| Load | Zero | 100 yd | 200 yd | 300 yd | 400 yd | 500 yd |
|---|---|---|---|---|---|---|
| 110 gr V-MAX | 200 yd | 2.2 | 0 | -9.8 | -29 | -59.5 |
| 130 gr SP | 200 yd | 2.5 | 0 | -10.5 | -30.5 | -62 |
| 150 gr SP | 200 yd | 3 | 0 | -12 | -35 | -71 |
Wind Drift at 10 mph Crosswind
Drift in inches at a 90 degree full value wind. Estimated from muzzle velocity and G1 ballistic coefficient.
| Load | 100 yd | 200 yd | 300 yd | 400 yd | 500 yd |
|---|---|---|---|---|---|
| 110 gr V-MAX | 7.1 | 14.2 | 21.3 | 28.4 | 35.4 |
| 130 gr SP | 6.8 | 13.5 | 20.3 | 27 | 33.8 |
| 150 gr SP | 6.4 | 12.9 | 19.3 | 25.7 | 32.1 |
Effective Range by Application
Barrel Twist Rate Recommendations
Published Load Data
| Weight | Type | Barrel | MV (fps) | ME (ft-lb) | BC (G1) | Source |
|---|---|---|---|---|---|---|
| 110 gr | V-MAX | 16 in | 2,550 | 1,588 | 0.29 | Wilson Combat 300 HAMR 110gr V-MAX published specs |
| 110 gr | V-MAX | 18 in | 2,620 | 1,676 | 0.29 | Wilson Combat 300 HAMR 110gr V-MAX published specs |
| 130 gr | SP | 16 in | 2,400 | 1,662 | 0.33 | Wilson Combat 300 HAMR 130gr published specs |
| 130 gr | SP | 18 in | 2,470 | 1,761 | 0.33 | Wilson Combat 300 HAMR 130gr published specs |
| 150 gr | SP | 16 in | 2,250 | 1,686 | 0.37 | Wilson Combat 300 HAMR 150gr published specs |
| 150 gr | SP | 18 in | 2,320 | 1,792 | 0.37 | Wilson Combat 300 HAMR 150gr published specs |
Data Disclaimer
Ballistic data is approximate and varies by ammunition lot, barrel condition, altitude, and temperature. Data sourced from Wilson Combat 300 HAMR 110gr V-MAX published specs; Wilson Combat 300 HAMR 130gr published specs; Wilson Combat 300 HAMR 150gr published specs. Always confirm zero and trajectory with your specific firearm.
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 300 HAMR.