AR Upper Parts

All products
Air Guns0 products
- Air Pistols0 products
Ammunition5,826 products
- Ammo Storage1 product
- Handgun Ammunition1,523 products
- Other Ammunition4 products
- Rifle Ammunition2,194 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 Parts7,700 products
- 1911 Parts123 products
- AK Parts112 products
- AR Lower Parts815 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 & Parts881 products
- Rifle Parts1,449 products
- Shotgun Parts840 products
- Slings & Sling Parts57 products
  - Slings16 products
  - Slings Parts & Accessories41 products
- Weapon Lights211 products
Guns & Firearms13,634 products
- Combination Guns19 products
- Handguns4,904 products
- Rifles6,373 products
- Shotguns2,350 products
- SBR0 products
Holsters & Gun Leather12 products
Hunting Supplies & Gear256 products
- Bags & Packs26 products
- Flashlights108 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 & Optics6,333 products
- Binoculars17 products
- Gun Scopes931 products
- Gun Sights1,486 products
- Laser Sights81 products
- Night Vision65 products
- Optics Accessories57 products
- Range Finders12 products
- Red Dot Mounts198 products
- Red Dots Sights458 products
- Rifle Iron Sights1 product
- Scope Accessories & Scope Parts2,813 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 681–700 of 1048 resultsSorted by price: low to high

Show 9 12 18 24

Filters

FAIL ZERO BOLT CARRIER GROUP – 5.56MM FULL AUTO AR-15

AR Bolt Carrier Groups

$135.00

FAIL ZERO BOLT CARRIER GROUP - 5.56MM FULL AUTO AR-15

Add to wishlist

Purchase & earn 135 points!Add to cart

FAIL ZERO BOLT CARRIER GROUP – 5.56MM SEMI-AUTO AR-15

AR Bolt Carrier Groups

$136.00

FAIL ZERO BOLT CARRIER GROUP - 5.56MM SEMI-AUTO AR-15

Add to wishlist

Purchase & earn 136 points!Add to cart

CMMG BOLT CARRIER GROUP – FOR AR-15 BLACK

AR Bolt Carrier Groups

$136.00

CMMG BOLT CARRIER GROUP - FOR AR-15 BLACK

Add to wishlist

Purchase & earn 136 points!Add to cart

Fostech Complete Bolt Carrier Group Black

AR Bolt Carrier Groups

$136.99

Fostech Complete Bolt Carrier Group Black

Add to wishlist

Purchase & earn 137 points!Add to cart

ODIN BARREL PISTOL 9MM LUGER – 7.5″ MEDIUM PROFILE BLOWBACK

$137.00

ODIN BARREL PISTOL 9MM LUGER - 7.5" MEDIUM PROFILE BLOWBACK

Add to wishlist

Purchase & earn 137 points!Add to cart

HUXWRX FLASH HIDER QD 762 M24X1.5RH

AR Muzzle Devices

$137.00

HUXWRX FLASH HIDER QD 762 M24X1.5RH

Add to wishlist

Purchase & earn 137 points!Add to cart

HUXWRX MUZZLE BRAKE QD 762 5/8X24

AR Muzzle Devices

$138.00

HUXWRX MUZZLE BRAKE QD 762 5/8X24

Add to wishlist

Purchase & earn 138 points!Read more

FLASH HIDER-QD 556 1/2X28 XL 13.7”

AR Muzzle Devices

$138.00

FLASH HIDER-QD 556 1/2X28 XL 13.7''

Add to wishlist

Purchase & earn 138 points!Read more

Nosler Muzzle Brake 5/8-24 .338 Cal

AR Muzzle Devices

$139.00

Nosler Muzzle Brake 5/8-24 .338 Cal

Add to wishlist

Purchase & earn 139 points!Read more

RADIAN WEAPONS RAPTOR CHARGING HANDLE AR15 NP3

AR Charging Handles

$139.95

RADIAN WEAPONS RAPTOR CHARGING HANDLE AR15 NP3

Add to wishlist

Purchase & earn 140 points!Add to cart

RADIAN WEAPONS RAPTOR SD CHARGING HANDLE ODG

AR Charging Handles

$139.95

RADIAN WEAPONS RAPTOR SD CHARGING HANDLE ODG

Add to wishlist

Purchase & earn 140 points!Add to cart

RADIAN WEAPONS RAPTOR SD CHARGING HANDLE FDE

AR Charging Handles

$139.95

RADIAN WEAPONS RAPTOR SD CHARGING HANDLE FDE

Add to wishlist

Purchase & earn 140 points!Add to cart

RAPTOR-SD CHARGING HANDLE – RADIAN GRAY, AR-15

AR Charging Handles

$139.95

RAPTOR-SD CHARGING HANDLE - RADIAN GRAY, AR-15

Add to wishlist

Purchase & earn 140 points!Add to cart

BANISH SUPPRESSORS 5819 – MUZZLE BRAKE INSERT 46 BLACK

AR Muzzle Devices

$139.99

BANISH SUPPRESSORS 5819 - MUZZLE BRAKE INSERT 46 BLACK

Add to wishlist

Purchase & earn 140 points!Add to cart

MCX SUPER CHARGING HANDLE BLACK

AR Charging Handles

$140.00

MCX SUPER CHARGING HANDLE BLACK

Add to wishlist

Purchase & earn 140 points!Add to cart

TWO-PIECE CARBINE FOREND, BLACK

$141.95

TWO-PIECE CARBINE FOREND, BLACK

Add to wishlist

Purchase & earn 142 points!Add to cart

ODIN BOLT CARRIER GROUP AR-15 – 6.5 GRENDEL TYPE 2 BLK NITRIDE

AR Bolt Carrier Groups

$142.00

ODIN BOLT CARRIER GROUP AR-15 - 6.5 GRENDEL TYPE 2 BLK NITRIDE

Add to wishlist

Purchase & earn 142 points!Add to cart

HUXWRX MUZZLE BRAKE QD 556 1/2X28

AR Muzzle Devices

$143.00

HUXWRX MUZZLE BRAKE QD 556 1/2X28

Add to wishlist

Purchase & earn 143 points!Read more

TIMBER CREEK ENFORCER 7″ – HANDGUARD M-LOK BLACK

$143.99

TIMBER CREEK ENFORCER 7" - HANDGUARD M-LOK BLACK

Add to wishlist

Purchase & earn 144 points!Add to cart

DIAMOND SERIES HANDGUARD, CARBINE

$144.75

DIAMOND SERIES HANDGUARD, CARBINE

Add to wishlist

Purchase & earn 145 points!Add to cart

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.