.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 | 150gr | Hornady BTSP

Hornady logo

.308 | 130gr | Barnes TSX BT

Barnes logo

.308 | 110gr | Sierra FMJ RN SportsMaster

Sierra logo

.311 | 125gr | Sierra Pro-Hunter

Sierra logo

.308 | 125gr | Winchester Pointed Soft Point

Winchester logo

.308 | 130gr | CutEdge ESP Raptor

Cutting Edge logo

.308 | 147gr | MEN DM111

MEN logo

.308 | 150gr | Woodleigh PP SN

Woodleigh logo

.308 | 136gr | Geco ZERO

Geco logo

.308 | 165gr | Hornady SP

Hornady logo

.3105 | 174gr | Hornady FMJ BT

Hornady logo

.311 | 125gr | Speer Spitzer Soft Point

Speer logo

.308 | 170gr | Speer Hot-Cor

Speer logo

.308 | 100gr | Lapua Open Tip

Lapua logo

.308 | 150gr | Alaska Bullet Works Kodiak SP SPBC

Alaska Bullet Works logo

.308 | 150gr | Sierra GameKing

Sierra logo

.308 | 150gr | Sierra SBT GameKing

Sierra logo

.308 | 168gr | Norma Diamond

Norma logo

.308 | 150gr | Osprey Virtus

Virtus logo

.3085 | 150gr | Prvi Partizan FSP

Prvi Partizan logo

.311 | 150gr | Impala LW CFN

Impala Bullets logo

.308 | 165gr | Norma ORYX

Norma logo

.308 | 123gr | Lapua FMJ

Lapua logo

.308 | 110gr | Nosler Expansion Tip

Nosler logo

.308 | 110gr | Hornady GMX L1.15

Hornady logo

.308 | 178gr | Remington SP Extended-Range

Remington logo

.308 | 110gr | Norma SPRN

Norma logo

.308 | 150gr | Speer BT FMJ

Speer logo

.308 | 180gr | Nosler Partition

Nosler logo

.311 | 90gr | Inceptor SRR

Inceptor logo

.308 | 104gr | CutEdge ESP Raptor

Cutting Edge logo

.308 | 85gr | Lehigh Defense Xtreme Cavitator

Lehigh Defense logo

.308 | 155gr | Norma Kalahari

Norma logo

.308 | 122gr | Sax MJG-HSX

Sax logo

.308 | 150gr | Barnes TSX FN FB

Barnes logo

.308 | 150gr | Speer RN

Speer logo

.310 | 123gr | Hornady SP

Hornady logo

.308 | 110gr | Hornady FMJ

Hornady logo

.308 | 180gr | MEN SPRN

MEN logo

.308 | 155gr | Sierra Palma MatchKing

Sierra logo

.308 | 120gr | Frontier BTSP

Frontier Bullets logo

.311 | 170gr | Prvi Partizan FMJ BT

Prvi Partizan logo

.308 | 165gr | NorthFork Bonded Core

North Fork logo

.308 | 150gr | Peregrine VRG-3

Peregrine logo

.308 | 120gr | Reichenberg HDB Universal

Reichenberg logo

.308 | 171gr | Viper Bullets Bush Gold

Viper Bullets logo

.310 | 108gr | Barnes RRLP

Barnes logo

.308 | 125gr | Frontier BTSP

Frontier Bullets logo

.308 | 165gr | Swift A-Frame

Swift logo

.308 | 146gr | MEN FMJ BT Mdly

MEN logo

.308 | 150gr | Frontier PH HPBT

Frontier Bullets logo

.310 | 150gr | Rhino Penetrator

Rhino Bullets logo

.308 | 168gr | MEN HPBT Match

MEN logo

.308 | 150gr | RWS TMR

RWS logo

.308 | 150gr | RWS Kegelspitz

RWS logo

.308 | 139gr | Prvi Partizan FMJ

Prvi Partizan logo

.308 | 150gr | RWS HIT

RWS logo

.308 | 165gr | Winchester FN Silv.Tip BT

Winchester logo

.308 | 150gr | Speer Grand Slam

Speer logo

.310 | 108gr | Barnes MPG

Barnes logo