AR Upper Parts

All products
Air Guns0 products
- Air Pistols0 products
Ammunition5,841 products
- Ammo Storage1 product
- Handgun Ammunition1,528 products
- Other Ammunition4 products
- Rifle Ammunition2,204 products
- Rimfire Ammunition179 products
- Shotgun Shells1,925 products
Ammunition Reloading2 products
- Reloading Equipment1 product
  - Other Reloading Equipment0 products
  - Reloading Dies1 product
- Reloading Supplies1 product
  - Reloading Bullets1 product
Archery & Bow Hunting290 products
- Archery Supplies288 products
- Bowfishing Accessories1 product
Backpacks and Gearbags57 products
Black Powder & Muzzleloaders41 products
- Black Powder & Pryodex3 products
- Black Powder Bullets4 products
- Black Powder Pistols & Muzzleloader Pistols5 products
- Black Powder Rifles & Muzzleloader Rifles21 products
- Muzzleloading Primers1 product
- Other Muzzleloader Supplies & Black Powder Parts5 products
- Percussion Caps0 products
Camping and Outdoor Accessories1 product
Camping and Outdoor Gear3 products
- Appliances and Electronics1 product
- First Aid2 products
Camping Lights0 products
Class 3 Firearms, NFA & Destructive Devices843 products
- Any Other Weapon (AOW)0 products
- Class 3 Parts & Accessories577 products
- Destructive Devices1 product
- Short Barrel Rifles (SBR)32 products
- Short Barrel Shotguns (SBS)3 products
- Silencers & Suppressed Firearms230 products
Clothing, Jewelry, Watches0 products
- Clothing0 products
  - Backpacks, Totes & Luggage0 products
Concealed Carry4 products
- Concealed Carry Holsters4 products
Duty Gear1 product
- Magazine Pouches1 product
Fishing Tackle0 products
- Tackle Storage0 products
Flamethrowers2 products
Gun Parts7,701 products
- 1911 Parts123 products
- AK Parts112 products
- AR Lower Parts814 products
- AR Upper Parts1,048 products
- AR10 Parts46 products
- AR15 Parts551 products
- Glock Parts247 products
- Gun Parts Kits87 products
- Handgun Parts1,145 products
- Lever Action Parts38 products
  - Lever Action Handguards15 products
- Other Gun Accessories & Parts882 products
- Rifle Parts1,450 products
- Shotgun Parts840 products
- Slings & Sling Parts57 products
  - Slings16 products
  - Slings Parts & Accessories41 products
- Weapon Lights211 products
Guns & Firearms13,636 products
- Combination Guns19 products
- Handguns4,905 products
- Rifles6,374 products
- Shotguns2,350 products
- SBR1 product
Holsters & Gun Leather12 products
Hunting Supplies & Gear254 products
- Bags & Packs26 products
- Flashlights106 products
- Game Cameras4 products
- Hunting Accessories109 products
- Hunting Scents & Deer Lure1 product
- Other Hunting Gear8 products
Knives & Swords0 products
- Fixed Blade Knives0 products
- Hunting Knives0 products
Launchers2 products
Magazines3,172 products
- AK Magazines59 products
- AR Magazines352 products
- Handgun Magazines1,838 products
- Magazine Accessories145 products
- Rifle Magazines674 products
- Shotgun Magazines104 products
Miscellaneous7 products
- Everything Else3 products
Pepper Spray / OC1 product
Personal Defense/Less-Lethal22 products
- Body Armor2 products
- Less-Lethal Accessories4 products
- Less-Lethal Ammunition16 products
- Less-Lethal Pistols & Rifles0 products
Range Bags & Cases5 products
Range Gear2 products
- Shot Timers1 product
- Target Cameras1 product
Scopes, Sights & Optics6,335 products
- Binoculars17 products
- Gun Scopes932 products
- Gun Sights1,487 products
- Laser Sights81 products
- Night Vision65 products
- Optics Accessories57 products
- Range Finders12 products
- Red Dot Mounts189 products
- Red Dots Sights458 products
- Rifle Iron Sights1 product
- Scope Accessories & Scope Parts2,822 products
- Sight Magnifiers19 products
- Spotting Scopes28 products
- Thermal Sights167 products
Shooting Supplies54 products
- Bipods & Tripods9 products
- Gun Cleaning Kits & Gun Cleaning Supplies9 products
- Gun Rests, Vises & Benches1 product
- Gunsmithing Tools & Gunsmith Supplies27 products
- Shooting Targets8 products
Arabesque1 product
Bushido Blade1 product
Cathedral3 products
Catrina2 products
Celestial Vine1 product
Celtic Honor1 product
Classic Scroll7 products
Crusader1 product
Dia de los Muertos1 product
El Defe de jefes1 product
Lotus Leaf1 product
Memento Vivere2 products
Naga Warrior1 product
Patriot2 products
Titan1 product
Uncategorixed11 products
Vine & Berries12 products
Vine and Berries0 products

Showing 141–160 of 1048 resultsSorted by popularity

Show 9 12 18 24

Filters

YHM SRX Short QD Flash Hider M14x1LH Thread

AR Muzzle Devices

$84.75

YHM SRX Short QD Flash Hider M14x1LH Thread

Add to wishlist

Purchase & earn 85 points!Add to cart

ARMASPEC HARMONICS-TUNER – MUZZLE BRAKE .223/5.56 BLACK

AR Muzzle Devices

$134.99

ARMASPEC HARMONICS-TUNER - MUZZLE BRAKE .223/5.56 BLACK

Add to wishlist

Purchase & earn 135 points!Add to cart

KAW VALLEY PRECISION AR-15 – STANDARD GAS BLOCK .936

$19.95

KAW VALLEY PRECISION AR-15 - STANDARD GAS BLOCK .936

Add to wishlist

Purchase & earn 20 points!Add to cart

KAW VALLEY PRECISION AR-15 – ADJUSTABLE GAS BLOCK .625

$29.95

KAW VALLEY PRECISION AR-15 - ADJUSTABLE GAS BLOCK .625

Add to wishlist

Purchase & earn 30 points!Add to cart

ARMASPEC GAS TUBE PISTOL – LENGTH 6.6875″

$12.23

ARMASPEC GAS TUBE PISTOL - LENGTH 6.6875"

Add to wishlist

Purchase & earn 12 points!Add to cart

ARMASPEC FIREBALL COMPENSATING – MUZZLE BRAKE .308/300 BLK OUT

AR Muzzle Devices

$80.99

ARMASPEC FIREBALL COMPENSATING - MUZZLE BRAKE .308/300 BLK OUT

Add to wishlist

Purchase & earn 81 points!Add to cart

VERTICAL GRIP ELITE – AR COMPATIBLE – BLACK

AR Foregrip/Handstop

$99.99

VERTICAL GRIP ELITE - AR COMPATIBLE - BLACK

Add to wishlist

Purchase & earn 100 points!Read more

M4 CARBINE HANDGUARD, SINGLE SHIELD

$14.99

M4 CARBINE HANDGUARD, SINGLE SHIELD

Add to wishlist

Purchase & earn 15 points!Add to cart

HANDGUARD FREE FLOAT ALUMIUNUM 13.5 BLACK

AR Foregrip/Handstop

$262.95

HANDGUARD FREE FLOAT ALUMIUNUM 13.5 BLACK

Add to wishlist

Purchase & earn 263 points!Add to cart

RIFLE LENGTH HANDGUARD M-LOK

AR Foregrip/Handstop

$157.95

RIFLE LENGTH HANDGUARD M-LOK

Add to wishlist

Purchase & earn 158 points!Add to cart

HANDGUARD DROP-IN ALUMINUM 6.5 BLACK

AR Foregrip/Handstop

$152.95

HANDGUARD DROP-IN ALUMINUM 6.5 BLACK

Add to wishlist

Purchase & earn 153 points!Add to cart

HANDGUARD DROP-IN ALUMINUM 10.5 BLACK

AR Foregrip/Handstop

$173.95

HANDGUARD DROP-IN ALUMINUM 10.5 BLACK

Add to wishlist

Purchase & earn 174 points!Add to cart

MODULAR VERTICAL FOREGRIP 2.75” W/HAND STOP PICATINNY BLACK

AR Foregrip/Handstop

$86.00

MODULAR VERTICAL FOREGRIP 2.75'' W/HAND STOP PICATINNY BLACK

Add to wishlist

Purchase & earn 86 points!Add to cart

MODULAR VERTICAL FOREGRIP 2” W/HAND STOP PICATINNY BLACK

AR Foregrip/Handstop

$86.00

MODULAR VERTICAL FOREGRIP 2'' W/HAND STOP PICATINNY BLACK

Add to wishlist

Purchase & earn 86 points!Add to cart

MODULAR VERTICAL FOREGRIP 2” W/HAND STOP M-LOK BLACK

AR Foregrip/Handstop

$86.00

MODULAR VERTICAL FOREGRIP 2'' W/HAND STOP M-LOK BLACK

Add to wishlist

Purchase & earn 86 points!Add to cart

MODULAR VERTICAL FOREGRIP 2.75” W/HAND STOP M-LOK BLACK

AR Foregrip/Handstop

$86.00

MODULAR VERTICAL FOREGRIP 2.75'' W/HAND STOP M-LOK BLACK

Add to wishlist

Purchase & earn 86 points!Add to cart

NLX-HS M-LOK HANDSTOP FOR AR-15 BLACK

AR Foregrip/Handstop

$30.00

NLX-HS M-LOK HANDSTOP FOR AR-15 BLACK

Add to wishlist

Purchase & earn 30 points!Add to cart

HOPLITE SERIES HAND STOP M-LOK

AR Foregrip/Handstop

$29.00

HOPLITE SERIES HAND STOP M-LOK

Add to wishlist

Purchase & earn 29 points!Read more

COMSTOCK MUZZLE BRAKE FULL – SIZE 5/8-24 30 CAL

AR Muzzle Devices

$69.00

COMSTOCK MUZZLE BRAKE FULL - SIZE 5/8-24 30 CAL

Add to wishlist

Purchase & earn 69 points!Read more

TAPCO GAS BLOCK .750

$19.00

TAPCO GAS BLOCK .750

Add to wishlist

Purchase & earn 19 points!Read more

At Great Lakes Firearms of Porter, Indiana, our mission is to provide our customers with the finest firearms and ammunition available, while promoting responsible gun ownership and safety.

Quick Links

Useful Link

Great Lakes Firearms

Newsletter

Copyright 2025, Great Lakes Firearms | All Rights Reserved.

Start typing to see products you are looking for.