# 300 Win Mag Semi Automatic Rifles - Guns For Sale

.300 Win Mag semi-automatic rifles pair magnum cartridge performance with quicker follow-up shots for hunting, range work, and precision-focused shooting. This category includes platforms such as the Browning BAR Mk III and BAR Mark III Hell's Canyon, Winchester SXR2 Stealth, Noreen Precision BN36, APF MLR, and Nemo Omen Watchman.

Shoppers will find options with carbon fiber builds, matte blued or black finishes, left-hand configurations, 21 inch to 24 inch barrels, and field-ready stocks for varied terrain. Browse .300 Win Mag semi-auto rifles built for extended reach, strong downrange energy, and modern handling from established sporting and precision rifle lines.

## Featured Firearms (19 total)

| Product | Caliber | Price |
|---------|---------|-------|
| [Browning BAR Mark III .300 WSM Walnut Semi-Auto Rifle](https://gunsnation.com/p/browning-bar-mark-iii-300-wsm-walnut-semi-auto-rifle/UCPm7mVQ) | .300 WSM | - |
| [Browning BAR Mk III Canyon .300 Win Mag Semi-Auto Rifle](https://gunsnation.com/p/browning-bar-mk-iii-canyon-300-win-mag-semi-auto-rifle/UCPm91ow) | .300 Win Mag | - |
| [GL10 Elite .300 Win Mag Semi-Auto Rifle - Bronze Finish, 5rd Capacity](https://gunsnation.com/p/gl10-elite-300-win-mag-semi-auto-rifle-bronze-finish-5rd-capacity/UCBEu7pfg) | .300 Win Mag | - |
| [Winchester SXR2 .300 Win Mag Semi-Auto Rifle - Black 22" Precision](https://gunsnation.com/p/winchester-sxr2-300-win-mag-semi-auto-rifle-black-22-precision/UCr9wjxl) | .300 Win Mag | - |
| [Alex Pro MLR .300 Win Mag Semi-Auto Rifle - Precision & Power](https://gunsnation.com/p/alex-pro-mlr-300-win-mag-semi-auto-rifle-precision-power/UCBLBpOgz) | .300 Win Mag | - |
| [APF MLR .300 Win Mag Compact Rifle - 18" Semi-Auto, Black](https://gunsnation.com/p/apf-mlr-300-win-mag-compact-rifle-18-semi-auto-black/UCDyZ0DcD) | .300 Win Mag | - |
| [APF MLR .300 Win Mag Semi-Auto Precision Rifle - Black Matte](https://gunsnation.com/p/apf-mlr-300-win-mag-semi-auto-precision-rifle-black-matte/UCDFkNIC6) | .300 Win Mag | - |
| [Nemo Omen Match 3.0 Tungsten .300 Win Mag Precision Rifle](https://gunsnation.com/p/nemo-omen-match-3-0-tungsten-300-win-mag-precision-rifle/UCF4rSVPC) | .300 Win Mag | - |
| [Browning BAR Mark II Hunter Elite .300 Win Mag Semi-Auto Rifle](https://gunsnation.com/p/browning-bar-mark-ii-hunter-elite-300-win-mag-semi-auto-rifle/UCPm8aT9) | .300 Win Mag | - |
| [Winchester SXR2 Stealth .300 Win Mag 21" Semi-Auto Rifle, Gen 2](https://gunsnation.com/p/winchester-sxr2-stealth-300-win-mag-21-semi-auto-rifle-gen-2/UCr9wjyU) | .300 Win Mag | - |
| [Browning BAR Mark III .300 Win Mag Elite Hunter Semi-Auto Rifle](https://gunsnation.com/p/browning-bar-mark-iii-300-win-mag-elite-hunter-semi-auto-rifle/UCPm7mW1) | .300 Win Mag | - |
| [Browning BAR MK3 Speed .300 Win Mag Semi-Auto - Matte Blued Finish](https://gunsnation.com/p/browning-bar-mk3-speed-300-win-mag-semi-auto-matte-blued-finish/UCPm9VtM) | .300 Win Mag | - |
| [Winchester SXR2 Field .300 Win Mag Semi-Auto Rifle - Walnut Classic](https://gunsnation.com/p/winchester-sxr2-field-300-win-mag-semi-auto-rifle-walnut-classic/UCr9wjyN) | .300 Win Mag | - |
| [Browning BAR MK3 Stalker .300 Win Mag Semi-Auto Rifle - Black Stealth](https://gunsnation.com/p/browning-bar-mk3-stalker-300-win-mag-semi-auto-rifle-black-stealth/UCPm7mXV) | .300 Win Mag | - |
| [Browning BAR MK4 Medallion .300 Win Mag 24in Nickel](https://gunsnation.com/p/browning-bar-mk4-medallion-300-win-mag-24in-nickel/UCPm9YNT) | .300 Win Mag | - |
| [Browning BAR MK4 Hunter .300 Win Mag 24in Composite Matte Blued](https://gunsnation.com/p/browning-bar-mk4-hunter-300-win-mag-24in-composite-matte-blued/UCPm9YLX) | .300 Win Mag | - |
| [Browning BAR MK4 Hunter .300 Win Mag 24in Matte Blued Walnut](https://gunsnation.com/p/browning-bar-mk4-hunter-300-win-mag-24in-matte-blued-walnut/UCPm9YMX) | .300 Win Mag | - |
| [Browning BAR MK4 Speed .300 Win Mag 24in Smoked Bronze Cerakote](https://gunsnation.com/p/browning-bar-mk4-speed-300-win-mag-24in-smoked-bronze-cerakote/UCPm9YOT) | .300 Win Mag | - |
| [Nemo Omen Watchman .300 Win Mag Precision Semi-Auto Rifle 24"](https://gunsnation.com/p/nemo-omen-watchman-300-win-mag-precision-semi-auto-rifle-24/UCF4rSVOw) | .300 Win Mag | - |

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*Data from [GunsNation](https://gunsnation.com)*