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Guns > Centerfire Rifles > Semi-Auto Action >

How To Purchase Guns Online

Semi-Automatic Rifles

  Gander Mountain has a great selection of semi-auto rifles for sale. Choose from .223 Rem./5.56 NATO, .223 Wylde, .308 Win. caliber and more from Century Arms, Bushmaster, Ruger, Colt, American Tactical Imports, and many other top brands.

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American Tactical Imports Omni Hybrid Maxx Centerfire Rifle

New! American Tactical Imports Omni Hybrid Maxx Centerfire Rifle

Key Features
  • Metal-Reinforced Polymer Receiver

  • Patented Hammer/Trigger Retainment System

  • 6-Position Collapsible Rogers Super-Stoc

  • Picatinny Top-Rail Railed Gas Block

  • 30-Round Magpul PMag Magazine

$599.99
$499.99
To purchase, please call 1-888-542-6337
American Tactical Imports Omni Hybrid Maxx SOCOM Centerfire Rifle

New! American Tactical Imports Omni Hybrid Maxx SOCOM Centerfire ...

Key Features
  • Metal-Reinforced Polymer Receiver

  • 16" Chrome-Lined SOCOM Barrel

  • Mission First Tactical Battlelink Buttstock

  • Aero Precision 12" Quantum MLOK Forend

  • 30-Round Polymer Magazine

$699.99
$649.99
Century Arms RAS47 Centerfire Rifle

New! Century Arms RAS47 Centerfire Rifle

Key Features
  • 100% American Made

  • Stamped 4140 Steel Receiver

  • Larger T-Shaped Magazine Catch

  • Zero Capability Side Rail Mount

  • RAK-1 Enhanced Trigger Group

$699.99
$649.99
Century Arms RAS47 Magpul Centerfire Rifle

New! Century Arms RAS47 Magpul Centerfire Rifle

Key Features
  • 100% American Made

  • Stamped 4140 Steel Receiver

  • Larger T-Shaped Magazine Catch

  • Zero Capability Side Rail Mount

  • Magpul MOE AK Furniture

$749.99
Century Arms Red Army Standard C39 V2 Zhukov-S Centerfire Rifle

New! Century Arms Red Army Standard C39 V2 Zhukov-S Centerfire ...

Key Features
  • Milled 4140 Steel Receiver

  • Magpul Zhukov-S Furniture

  • Side-Folding, Collapsible Stock

  • RAK-1 Enhanced Trigger Group

  • 30-Round Magazine Included

$1,099.99
Century Arms C308 Sporter Centerfire Rifle

Century Arms C308 Sporter Centerfire Rifle

Key Features
  • Roller-Locked Delayed Blowback System

  • Fluted Chamber for Reliable Cycling

  • Permanently- Mounted Picatinny Rail

  • Durable Polymer Furniture

$699.99
Colt M4 Carbine Centerfire Rifle

Colt M4 Carbine Centerfire Rifle

Key Features
  • Chrome-Lined Barrel

  • Adjustable Front and Rear Sight

  • Matte Black Finish

$999.99
Ruger AR-556 Centerfire Rifle

Ruger AR-556 Centerfire Rifle

Key Features
  • 7075-T6 Aluminum Upper Lower

  • 16.1" Cold Hammer-Forged Barrel

  • Six-Position Telescopic Stock

  • Adjustable Front Rear Sights

  • 30-Round MagPul PMAG Magazine

$699.99
Colt LE6920 MPS-B Centerfire Rifle

Colt LE6920 MPS-B Centerfire Rifle

Key Features
  • 16.1" Chrome-Lined Barrel

  • Magpul MOE SL Handguards

  • Magpul MOE SL Carbine Stock

  • Magpul MOE Pistol Grip/Vertical Grip

  • Magpul Back-Up Sights

$1,099.99
Diamondback DB15CCB Centerfire Rifle

New! Diamondback DB15CCB Centerfire Rifle

Key Features
  • 16" Free-Floating Chrome-Lined Barrel

  • Forged 7075 Upper Lower Receiver

  • Quad-Rail Diamondback Handguard

  • ATI Strikeforce Stock with Buffer Tube

$579.99
Hi-Point Firearms 4095TS Carbine Centerfire Rifle

Hi-Point Firearms 4095TS Carbine Centerfire Rifle

Key Features
  • Skeltonized Polymer Stock

  • Internal Recoil Buffer

  • Grip-Mounting Clip Release

  • Quick On/Off Thumb Safety

  • Multiple Picatinny Rails

$299.99
Diamondback Firearms DB15CKMFDE Centerfire Rifle

New! Diamondback Firearms DB15CKMFDE Centerfire Rifle

Key Features
  • 16" Free-Floating Chrome-Lined Barrel

  • Forged 7075 Upper Lower Receiver

  • Free-Floating Keymod Rail

  • Rogers 6-Position Adjustable Stock

  • Flat Dark Earth Finish

$649.99
Bushmaster Quick Response Carbine Centerfire Rifle Package

Bushmaster Quick Response Carbine Centerfire Rifle Package

Key Features
  • 16" Superlight Contour Barrel

  • Teflon-Coated Receiver

  • 6-Position Collapsible Stock

  • Mil-Spec Single Stage Trigger

  • Includes Quick Detach Red-Dot Sight

$699.99
Hi-Point Firearms 4095TS RD Centerfire Rifle Package

Hi-Point Firearms 4095TS RD Centerfire Rifle Package

Key Features
  • Fully-Adjustable Sights

  • Multiple Picatinny Rails

  • Internal Recoil Buffer

  • Last Round Lock Open

  • BSA Red Dot Sight

$329.99
SIG Sauer SIG516 Patrol Centerfire Rifle

SIG Sauer SIG516 Patrol Centerfire Rifle

Key Features
  • 16" Hammer-Forged Barrel

  • Adjustable Four-Position Gas Regulator

  • Free-Floating Quad Rail Forend

  • B5 Systems Bravo SOPMOD Stock

  • Adjustable Back-Up Sights Included

$1,649.99
Daniel Defense M4 Carbine V11 LW Centerfire Rifle

Daniel Defense M4 Carbine V11 LW Centerfire Rifle

Key Features
  • Daniel Defense SLiM Rail 15.0

  • 16" Lightweight Profile Barrel

  • Mid-Length Gas System

  • Full-Length Picatinny Top-Rail

  • 6-Position Adjustable Stock

$1,599.99
Smith Wesson MP15T Centerfire Rifle

Smith & Wesson M&P15T Centerfire Rifle

Key Features
  • Magpul Folding MBUS Sights

  • 6-Position Telescopic Stock

  • Anti-Twist, Free-Floating Rail

  • Magpul MBUS Battle Sights

  • Magpul PMAG Magazine

$1,099.99
American Tactical Imports Omni Hybrid Maxx Limited Centerfire Rifle

American Tactical Imports Omni Hybrid Maxx Limited Centerfire ...

Key Features
  • Metal-Reinforced Polymer Receiver

  • 16" M4 Profile Phosphate-Coated Barrel

  • 6-Position Collapsible Stock

  • Picatinny Top-Rail Railed Gas Block

  • 30-Round Polymer Magazine

$599.99
$549.99
Arsenal SAM7SF-84 Centerfire Rifle

New! Arsenal SAM7SF-84 Centerfire Rifle

Key Features
  • 16.3" Hammer-Forged Barrel

  • Milled Steel Receiver

  • Removable Muzzle Brake

  • Side-Folding Tubular Stock

  • 10-Round 7.62x39mm Magazine

$1,499.99
American Tactical Imports Mil-Sport M4 KeyMod Carbine Centerfire Rifle

American Tactical Imports Mil-Sport M4 KeyMod Carbine Centerfire ...

Key Features
  • 10" Free-Floating KeyMod Handguard

  • 16.1" Phosphate-Coated M4-Style Barrel

  • 6-Position Collapsible Rogers Super-Stoc

  • Full-Length Picatinny Top-Rail

  • 30-Round Magazine Included

$699.99
$649.99
Diamondback Firearms DB15CCRFDE Centerfire Rifle

New! Diamondback Firearms DB15CCRFDE Centerfire Rifle

Key Features
  • 16" Free-Floating Stainless Steel Barrel

  • Forged 7075 Upper Lower Receiver

  • Quad-Rail Diamondback Handguard

  • Rogers 6-Position Adjustable Stock

  • Flat Dark Earth Finish

$649.99
DPMS Panther Arms Oracle Centerfire Rifle

DPMS Panther Arms Oracle Centerfire Rifle

Key Features
  • 16" Light Contour Barrel

  • A3 Upper Receiver w/ Picatinny Rail

  • Heat-Dissipating GlacierGuards

  • Collapsible 6-Position Pardus Stock

  • 30-Round Magazine Included

$599.99
Ruger SR-556 Takedown Centerfire Rifle

New! Ruger SR-556 Takedown Centerfire Rifle

Key Features
  • Two-Stage Piston-Driven Operating System

  • Simple, Tool-Less Takedown Mechanism

  • Ruger Elite 452 Two-Stage AR-Trigger

  • Threaded Barrel w/ Ruger Flash Suppressor

  • Front Rear Folding Iron Sights

$1,899.99
Diamondback Firearms DB15CCRB Centerfire Rifle

New! Diamondback Firearms DB15CCRB Centerfire Rifle

Key Features
  • 16" Free-Floating Stainless Steel Barrel

  • Forged 7075 Upper Lower Receiver

  • Quad-Rail Diamondback Handguard

  • Rogers 6-Position Adjustable Stock

$629.99
Century Arms N-PAP DF Centerfire Rifle

Century Arms N-PAP DF Centerfire Rifle

Key Features
  • Underfolding Stock

  • Cold Hammer-Forged Barrel

  • Stamped Steel Receiver

  • Removable Muzzle Brake

  • 30-Round Magazine

$729.99
Springfield M1A SOCOM 16 Centerfire Rifle

Springfield M1A SOCOM 16 Centerfire Rifle

Key Features
  • Tactical Rifle Power in a Small Package

  • Shorter Barrel For Maneuverability

  • Muzzle Brake Greatly Reduces Rise

  • Enlarged Ghost Ring Aperture Rear Sight

  • Scout-Style Picatinny Mount

$1,799.99
Daniel Defense DDM4 V7 Centerfire Rifle

New! Daniel Defense DDM4 V7 Centerfire Rifle

Key Features
  • 16" Cold Hammer-Forged Barrel

  • Free-Floating MFR XS 15.0 M-LOK Handguard

  • Enhanced, Flared Magazine Well

  • 6-Position Telescoping Stock

  • 1/228 Threaded Muzzle w/ Flash Suppressor

$1,599.99
Colt AR-15 A4 Lightweight LE Carbine Centerfire Rifle

Colt AR-15 A4 Lightweight LE Carbine Centerfire Rifle

Key Features
  • Direct-Impingement Gas System

  • 16.1" Barrel with 1:7" Twist Ratio

  • Corrosion-Resistant Aluminum Receiver

  • Synthetic Stock and Secure Grips

  • Bayonet Lug and Flash Hider

$929.99
Smith Wesson MP10 Centerfire Rifle

Smith & Wesson M&P10 Centerfire Rifle

Key Features
  • .308 Win.

  • Durable, Corrosion Resistant Finish

  • 10-Round Magazine

  • Compliant for sale in CT, MA, NJ

$1,629.99
Smith Wesson MP10 Centerfire Rifle

Smith & Wesson M&P10 Centerfire Rifle

Key Features
  • 5R Rifling for Long-Range Precision

  • Corrosion-Resistant Barrel Internal Parts

  • Ambidextrous Controls

  • 6-Position Telescoping Stock

  • 10-Round .308 Magazine

$1,629.99
Hi-Point Firearms 4595TS Woodland Camo Centerfire Rifle

Hi-Point Firearms 4595TS Woodland Camo Centerfire Rifle

Key Features
  • Grip-Mounted Clip Release

  • Multiple Picatinny Rails

  • Sling, Swivels, and Scope Base

  • Woodland Camo Finish

  • 9-Round Detachable Magazine

$349.99
Stag Arms Model 3L Centerfire Rifle

Stag Arms Model 3L Centerfire Rifle

Key Features
  • 100% American Made

  • Full-Length Picatinny Top Rail

  • Picatinny Railed Gas Block

  • Diamondhead VRS Modulard Handguard

  • Left-Handed Configuration

$949.99

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