.300 HAM'R Load Data

Alternative names: .300 HAMR, .300 Hammer

Our load data for caliber .300 HAM'R covers 414 bullets from 52 manufacturers and a total of 6,345 load recipes. In addition, our members have shared 0 load recipes.

Caliber .300 HAM'R specifications drawing

Caliber Overview

The .300 HAM'R is a .30 caliber cartridge developed by Wilson Combat, optimized for the AR-15 platform. It was introduced as a superior alternative to the .300 Blackout, offering increased velocity, energy, and range while maintaining compatibility with standard AR-15 components (except for the barrel).

The .300 HAM'R is based on the .223 Remington case, but it is lengthened and necked up to accommodate .30-caliber bullets. It typically fires 110-150 grain bullets with velocities reaching 2,600 fps (feet per second), delivering 30-30 Winchester-level performance in an AR-15 rifle.

This round is particularly effective for hunting medium-sized game (like deer and hogs) due to its higher impact energy compared to the .300 Blackout. It also offers better ballistic performance and longer effective range, making it suitable for defensive and tactical applications.

In terms of availability, Wilson Combat produces rifles, barrels, and ammunition specifically for the .300 HAM'R, but reloading components are widely available for custom loads. Overall, the .300 HAM'R is a highly capable cartridge that maximizes the potential of the AR-15 platform for hunting and self-defense.

.300 HAM'R load data is available with the following bullets:

.308 | 180gr | Prvi Partizan SP

Prvi Partizan logo

.308 | 100gr | Barnes X FN

Barnes logo

.310 | 123gr | Hornady SST

Hornady logo

.311 | 190gr | Winchester Silvertip

Winchester logo

.311 | 150gr | Sellier & Bellot SP

Sellier & Bellot logo

.308 | 110gr | Sierra VarmintKing

Sierra logo

.308 | 90gr | Impala LWHV LS

Impala Bullets logo

.311 | 123gr | Lehigh Defense Controlled Chaos

Lehigh Defense logo

.308 | 110gr | Fox Classic Hunter

Fox Bullets logo

.308 | 180gr | Winchester Silvertip

Winchester logo

.308 | 180gr | Sellier & Bellot SPCE

Sellier & Bellot logo

.308 | 165gr | Speer Deep Curl Soft Point

Speer logo

.3085 | 165gr | Prvi Partizan PSP BT

Prvi Partizan logo

.311 | 123gr | Speer FMJ

Speer logo

.308 | 150gr | Nosler Ballistic Tip Hunting

Nosler logo

.308 | 150gr | Winchester Powerpoint

Winchester logo

.309 | 115gr | X-TREME RN

X-TREME logo

.308 | 65gr | Impala LWFP KS

Impala Bullets logo

.308 | 130gr | Ferrobull Tripple Expand Jagd

Ferrobull Europe logo

.308 | 147gr | CamPro FMJ BT

CamPro logo

.308 | 150gr | Hasler Hunting

Hasler logo

.311 | 150gr | Prvi Partizan SP BT

Prvi Partizan logo

.308 | 95gr | AERO SUB-I,- smax:11.30

Styria Arms | AERO logo

.308 | 180gr | Speer Grand Slam

Speer logo

.308 | 150gr | Sellier & Bellot SP

Sellier & Bellot logo

.308 | 150gr | Barnes X FN

Barnes logo

.308 | 140gr | Hasler Hunting

Hasler logo

.308 | 125gr | Barnes X S

Barnes logo

.308 | 140gr | Eagle Virtus

Virtus logo

.308 | 190gr | Remington SP Extended-Range BT

Remington logo

.308 | 135gr | Sierra VarmintKing

Sierra logo

.308 | 180gr | Speer RN

Speer logo

.308 | 135gr | AERO SB | HSD 2.0,- smax:13.10

Styria Arms | AERO logo

.308 | 110gr | Winchester Hollow Point

Winchester logo

.308 | 115gr | AERO SOLR,- smax:11.70

Styria Arms | AERO logo

.308 | 150gr | Speer Magnum Tip Soft Point

Speer logo

.308 | 140gr | Merlin Virtus

Virtus logo

.308 | 168gr | Hammer HHT

Hammer logo

.308 | 150gr | Woodleigh FN SN

Woodleigh logo

.308 | 138gr | Hasler ARIETE

Hasler logo

.308 | 123gr | Nosler Expansion Tip

Nosler logo

.308 | 130gr | Fox Classic Hunter

Fox Bullets logo

.308 | 180gr | Sellier & Bellot SPRN

Sellier & Bellot logo

.308 | 190gr | MEN HPBT Match

MEN logo

.308 | 145gr | Prvi Partizan FMJ BT

Prvi Partizan logo

.308 | 150gr | Speer Deep Curl Flat Points

Speer logo

.311 | 180gr | Prvi Partizan SP BT

Prvi Partizan logo

.308 | 180gr | A-Square DeadTough

A-Square logo

.308 | 155gr | RWS Scorion HPBT-Match

RWS logo

.308 | 140gr | AERO SOSR,- smax:16.30

Styria Arms | AERO logo

.308 | 115gr | AERO SB,- smax:10.90

Styria Arms | AERO logo

.308 | 125gr | Speer TNT

Speer logo

.308 | 100gr | Lapua OT Cutting Edge

Lapua logo

.308 | 165gr | Hornady BTSP

Hornady logo

.311 | 150gr | Prvi Partizan FMJ BT

Prvi Partizan logo

.308 | 110gr | Speer RN

Speer logo

.308 | 130gr | Hornady SP

Hornady logo

.308 | 165gr | Geco STAR

Geco logo

.308 | 180gr | MAKER Expanding Subsonic

MAKER logo

.311 | 123gr | Berry's Spire Point

Berry's logo