+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Enjoy free shipping during the holidays! Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses.

Enjoy Our Extended FREE RETURNS

We want to ensure that making a return is as easy as possible! With our Hassle-Free, Extended Holiday Returns, eligible orders placed from November 12, 2025 on will benefit from an extended return deadline (January 13, 2026 or 30 days after receipt of your order - whichever is later). We'll even cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

New 2025 Gun Parts Products from Top Brand like Strike Industries, Aero Precision, Magpul Industries, Radian Weapons & More! — 1,593 products / 4,525 models

Keep your favorite firearm at peak performance with these gun parts. Featuring the newest releases in AR15 parts, handguards and forends, triggers, and much more, you're sure to find exactly what you need to replace factory parts or enhance your weapon for greater accuracy and versatility. Whether you're competing, hunting, running tactical missions, or just having fun, having the highest quality new gun parts is critical for success, and at OpticsPlanet we strive to make sure you're prepared to hit your target. Get FREE SHIPPING on all orders over $49!image

Popular Categories

Image of Rifle Parts category Rifle Parts
Image of AR 15 Parts category AR 15 Parts
Image of Pistol Parts category Pistol Parts
Image of Muzzle Devices category Muzzle Devices
Image of Firearm Braces category Firearm Braces
Image of Shotgun Parts category Shotgun Parts
Image of AK Parts & AKM Parts category AK Parts & AKM Parts

Popular Brands

Image of Strike Industries category
Image of Aero Precision category
Image of Magpul Industries category
Image of Radian Weapons category
Image of Geissele category
Image of TRYBE Defense category
Image of Midwest Industries category
Image of Kaw Valley Precision category
Image of Wilson Combat category
Image of Hogue category
Image of SIG SAUER category
Image of CMMG category
Image of Bravo Company MFG category
Image of Tyrant CNC category
Image of SilencerCo category
Image of Guntec USA category
Image of OPMOD category
Image of MDT category
Image of KAK Industry category
Image of ODIN Works category

1,593 Products in New Gun Parts

reset
Sort by
Most Popular +
  • Most Popular
  • Price: Low to High
  • Price: High to Low
  • Avg. Rating: High to Low
  • Price Per Count: Low to High
  • Price Per Count: High to Low
  • Most Reviewed First
  • Savings % Off
  • Bonus Bucks %: High to Low
  • Bonus Bucks %: Low to High
  • Newest First
  • A to Z
  • Z to A
Show
60 +
  • 20
  • 60
  • 120
  • 240
Image of Geissele AK-X Two-Stage Trigger Geissele AK-X Two-Stage Trigger $350.00
Image of Maxim Defense Industries MDX 510 U.R.G. AR-15 10.3 inch Upper Receiver 9 models Maxim Defense Industries MDX 510 U.R.G. AR-15 10.3 inch Upper Receiver List: $1,395.00 (Save 10%) $1,255.50 14% Coupon
Image of Maxim Defense Industries MDX 508 U.R.G. AR-15 8.5 inch Upper Receiver 9 models Maxim Defense Industries MDX 508 U.R.G. AR-15 8.5 inch Upper Receiver List: $1,395.00 (Save 10%) $1,255.50 14% Coupon
Image of Magpul MAG1518BLK MBUS 3 Sight Front Picatinny Rail/STANAG 4694 Rail Magpul MAG1518BLK MBUS 3 Sight Front Picatinny Rail/STANAG 4694 Rail List: $94.95 (Save $7.00) $87.95
Image of Matador Arms MAT-9 AR-9 9mm 7.825in Roller Delayed Upper Receiver 3 models Matador Arms MAT-9 AR-9 9mm 7.825in Roller Delayed Upper Receiver List: $599.00 (Save $24.00) $575.00
Image of MDT TIMBR Core Chassis Kit 3 models MDT TIMBR Core Chassis Kit $649.90 14% Coupon
Image of Matador Arms MAT-9K AR-9 9mm 5in Roller Delayed Upper Receiver 3 models Matador Arms MAT-9K AR-9 9mm 5in Roller Delayed Upper Receiver List: $599.00 (Save $24.00) $575.00
Image of B5 OPMOD Stock & Grips Kit 2 models B5 OPMOD Stock & Grips Kit List: $175.00 (Save 36%) $111.99 14% Coupon
Image of Kaw Valley Precision OPMOD Self-Timing Muzzle Brake 2 models Kaw Valley Precision OPMOD Self-Timing Muzzle Brake (2) List: $179.99 (Save 62%) $67.99 14% Coupon
Image of Rise Armament OPMOD HEX-C 2-Stage Trigger 3 models Rise Armament OPMOD HEX-C 2-Stage Trigger List: $119.99 (Save 17%) $99.99
Image of Toni System Magwell for Beretta 92Xi Toni System Magwell for Beretta 92Xi List: $153.50 (Save $13.51) $139.99 12% Bonus Bucks
Image of Grip Stock 2 4 models Grip Stock 2 As Low As (Save Up to 26%) $118.99 14% Coupon
Image of Toni System M-Lok Handguard Forend for Benelli M3 Toni System M-Lok Handguard Forend for Benelli M3 List: $339.89 (Save 15%) $289.99 12% Bonus Bucks
Image of DPMS Kitty Kat C7 5.56x45mm NATO, 7.5 inch Upper Receiver DPMS Kitty Kat C7 5.56x45mm NATO, 7.5 inch Upper Receiver List: $499.99 (Save $43.77) $456.22
Image of Grip Stock 4 4 models Grip Stock 4 As Low As (Save Up to 10%) $122.99
Image of Toni System Tst Polymer Stock for Benelli M4 Toni System Tst Polymer Stock for Benelli M4 List: $370.00 (Save 16%) $309.99 12% Bonus Bucks
Image of Toni System Compensator Major Factor for Beretta 92X Performance 3 models Toni System Compensator Major Factor for Beretta 92X Performance As Low As (Save Up to 10%) $131.99 12% Bonus Bucks
Image of BLK LBL Hellion/VHS-2 Handguard with Integrated Bipod 3 models BLK LBL Hellion/VHS-2 Handguard with Integrated Bipod As Low As $550.00 Free 2 Day Shipping
Image of Grip Stock 7 4 models Grip Stock 7 As Low As (Save Up to 28%) $96.79 14% Coupon
Image of Amend2 Priapus Pistol Grip Amend2 Priapus Pistol Grip (1) List: $21.99 (Save $2.00) $19.99 14% Coupon
Image of Toni System Adjustable Cheek Rest for Shotguns for Right Hand Shooter Toni System Adjustable Cheek Rest for Shotguns for Right Hand Shooter List: $162.40 (Save 19%) $131.99 12% Bonus Bucks
Image of Toni System Full Kit Set 1301 Beretta Extension Tube +4 Rounds, Barrel Clamp, Spring, Diablo Follower Toni System Full Kit Set 1301 Beretta Extension Tube +4 Rounds, Barrel Clamp, Spring, Diablo Follower List: $182.04 (Save $16.05) $165.99 12% Bonus Bucks
Image of SSK Firearms 7mm-08 Encore Threaded Rifle Barrel SSK Firearms 7mm-08 Encore Threaded Rifle Barrel List: $395.00 (Save $35.01) $359.99 12% Bonus Bucks
Image of JL Billet AK-47 Dust Cover made-in-usa-flag JL Billet AK-47 Dust Cover List: $139.95 (Save 14%) $119.95
Image of Toni System Magwell for Arex Rex Zero 1 Toni System Magwell for Arex Rex Zero 1 List: $122.54 (Save 14%) $105.99 12% Bonus Bucks
Image of Griffin Armament SN-ACH 15 Gen 2 Charging Handle Griffin Armament SN-ACH 15 Gen 2 Charging Handle List: $99.00 (Save $4.00) $95.00
Image of Toni System Charging Handle/Slide Racker for Beretta 92X 3 models Toni System Charging Handle/Slide Racker for Beretta 92X As Low As (Save Up to 14%) $59.99 12% Bonus Bucks
Image of Tdi Arms X47K Universal 5 Rails System AK Handguard Tdi Arms X47K Universal 5 Rails System AK Handguard List: $299.00 (Save 10%) $269.00
Image of VKTR Industries Stripped Direct Impingement Bolt Carrier VKTR Industries Stripped Direct Impingement Bolt Carrier $239.99
Image of VKTR Industries Complete Direct Impingement Bolt Carrier Group VKTR Industries Complete Direct Impingement Bolt Carrier Group $399.00
Image of Toni System Open Magwell for The Beretta 92X 6 models Toni System Open Magwell for The Beretta 92X As Low As (Save Up to 32%) $107.99 12% Bonus Bucks
Image of SSK Firearms .350 Legend SSK-50/Contender Threaded Rifle Barrel SSK Firearms .350 Legend SSK-50/Contender Threaded Rifle Barrel List: $365.00 (Save 10%) $329.99 12% Bonus Bucks
Image of Toni System Cheek Riser for Beretta BRX1 In Polymer Toni System Cheek Riser for Beretta BRX1 In Polymer List: $123.21 (Save $5.22) $117.99 12% Bonus Bucks
Image of Kaw Valley Precision Plan B Blast Shield Kaw Valley Precision Plan B Blast Shield List: $89.95 (Save 11%) $79.95
Image of Toni System M-Lok Handguard Forend for Beretta 1301 Comp - 1301 Comp Pro 1301 Tactical - Tx4 Storm - A400 Xtreme - A400 Lite Toni System M-Lok Handguard Forend for Beretta 1301 Comp - 1301 Comp Pro 1301 Tactical - Tx4 Storm - A400 Xtreme - A400 Lite List: $339.83 (Save 15%) $289.99 12% Bonus Bucks
Image of Mimtac F3X AR-15 Ambidextrous Safety 5 models Mimtac F3X AR-15 Ambidextrous Safety List: $54.90 (Save 18%) $44.90
Image of Toni System Minor Compensator for Beretta APX A1 1/2X28 Rh Toni System Minor Compensator for Beretta APX A1 1/2X28 Rh List: $153.18 (Save 41%) $89.99 Clearance
Image of Toni System Standard Magwell for Beretta 92X 6 models Toni System Standard Magwell for Beretta 92X List: $109.78 (Save $3.79) $105.99 12% Bonus Bucks
Image of Grey Birch MFG Ruger 10/22 5in Forend/Folding Stock Chassis System 4 models Grey Birch MFG Ruger 10/22 5in Forend/Folding Stock Chassis System List: $472.99 (Save $23.00) $449.99
Image of Heresy Design Enhanced Magazine Release For Steyr AUG - NATO made-in-usa-flag Heresy Design Enhanced Magazine Release For Steyr AUG - NATO List: $89.95 (Save 11%) $79.95
Image of Toni System Muzzle Brake for Beretta 1301 With Original Rib 3 models Toni System Muzzle Brake for Beretta 1301 With Original Rib List: $223.11 (Save 10%) $199.99 12% Bonus Bucks
Image of VKTR Industries VK-1 5.56x45mm NATO 11.5 inch Upper Receiver 3 models VKTR Industries VK-1 5.56x45mm NATO 11.5 inch Upper Receiver $1,799.00
Image of Toni System Charging Handle/Slide Racker for Beretta 92X Defensive/Optic Ready 3 models Toni System Charging Handle/Slide Racker for Beretta 92X Defensive/Optic Ready As Low As (Save Up to 14%) $59.99 12% Bonus Bucks
Image of Toni System M-Lok Last Round Kit - Match Saver for Shotgun Ga.12 Toni System M-Lok Last Round Kit - Match Saver for Shotgun Ga.12 $71.99 12% Bonus Bucks
Image of Smith & Wesson 14568 Slide Assembly Black Optic Ready/Serrated Slide Smith & Wesson 14568 Slide Assembly Black Optic Ready/Serrated Slide List: $299.00 (Save 11%) $267.49
Image of Wilson Combat Tactical Two-Stage AR-Platform Trigger 4 models Wilson Combat Tactical Two-Stage AR-Platform Trigger As Low As (Save Up to 11%) $174.99 Free 2 Day Shipping
Image of Toni System Tst Stock In Polymer for Beretta 1301 Toni System Tst Stock In Polymer for Beretta 1301 List: $366.30 (Save 15%) $309.99 12% Bonus Bucks
Image of SSK Firearms 6.5mm Creedmoor Encore Threaded Rifle Barrel SSK Firearms 6.5mm Creedmoor Encore Threaded Rifle Barrel List: $395.00 (Save $35.01) $359.99 12% Bonus Bucks
Image of Toni System 3D Thumb Rest for STI, Left Side, Right Hand Shooter 6 models Toni System 3D Thumb Rest for STI, Left Side, Right Hand Shooter List: $67.99 (Save $6.00) $61.99 12% Bonus Bucks
Image of MDT ACC Premier Gen 2 Folding System Rifle Chassis 39 models MDT ACC Premier Gen 2 Folding System Rifle Chassis As Low As $1,149.95
Image of Hogue SIG Sauer P320 Full Size HandALL Beavertail Grip Sleeve 5 models Hogue SIG Sauer P320 Full Size HandALL Beavertail Grip Sleeve As Low As (Save Up to 57%) $6.49 Blazin' Deal
Image of Toni System Compensator for Cx4 Storm 1 Edition Toni System Compensator for Cx4 Storm 1 Edition $129.99 12% Bonus Bucks
Image of SSK Firearms .460 S&W Magnum Encore Threased Rifle Barrel with TSOB Scope Base and Thread Protector SSK Firearms .460 S&W Magnum Encore Threased Rifle Barrel with TSOB Scope Base and Thread Protector $550.00 12% Bonus Bucks
Image of Rugged Suppressors R3 Flash Mitigation System Flash Hider 9 models Rugged Suppressors R3 Flash Mitigation System Flash Hider (1) As Low As (Save Up to 23%) $77.49 14% Coupon
Image of Brouwer M1811 SIG Sauer P320 Grip Module made-in-usa-flag 2 models Brouwer M1811 SIG Sauer P320 Grip Module $95.99
Image of Matador Arms MAT-916 AR-9 9mm 16in Roller Delayed Upper Receiver 3 models Matador Arms MAT-916 AR-9 9mm 16in Roller Delayed Upper Receiver List: $610.00 (Save $11.00) $599.00
Image of Toni System Enhanced Kit TST Handguard & Flash Hider Combo for Beretta Pmx Toni System Enhanced Kit TST Handguard & Flash Hider Combo for Beretta Pmx List: $187.59 (Save $17.60) $169.99 12% Bonus Bucks
Image of Hogue Glock 43X/48 HandALL Beavertail Grip Sleeve 3 models Hogue Glock 43X/48 HandALL Beavertail Grip Sleeve As Low As (Save Up to 35%) $14.49
Image of Toni System Thumb Rest for Beretta 92X - Right Handed Shooter 6 models Toni System Thumb Rest for Beretta 92X - Right Handed Shooter As Low As (Save Up to 16%) $59.99 12% Bonus Bucks
Image of ZRODelta No Trigger Guard Lower Parts Builder Kit ZRODelta No Trigger Guard Lower Parts Builder Kit List: $31.99 (Save $3.00) $28.99 14% Coupon
reset
Show
60 +
  • 20
  • 60
  • 120
  • 240

Deals View All

Featured: AR15 Handguards
Save on Armaspec Charging Handles & Optic Risers
AR15 Upper Receivers
Gifts Under $200
14% OFF Firearm Parts

New Gun Parts How To Guides View All

How to Choose an Aftermarket Pistol Trigger by Ethan L
Why Buy An Aftermarket Glock Slide by Dan T.
How to Select an AR Charging Handle by Ethan L
A Beginner's Guide to the 5 Types of Rifle Actions by Dave P.

Filter by:

Unfortunately, the item(s) selected is out of stock. Please update your specifications to see more results.

Deals

reset

Categories

reset

Brands

reset
Price
reset
From $
—
To $

    Made in USA

    reset

    Customer Reviews

    Related Links

    Navigate to:

    Categories
    Brands
    Compare (0)
    1 item has been added
    Add at least two items to compare