+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

Spikes Tactical Gun Parts for Sale Up to 65% Off — 103 products / 234 models

Premium-grade gun parts are the bread and butter of Spikes Tactical. Here, you'll find nothing by the best materials complete with protective coatings that resist corrosion and abrasion. High-performance upper receivers, barrels and gas blocks are only a handful of the Spike's Tactical Gun Parts sweeping gun owners by storm. Explore key components that will help your rifle properly function or even bring an array of features that will amplify your success at the range, on the hunting grounds or anywhere else you need to depend on your weapon. Snag some of the best parts in the business right here at OpticsPlanet, where we've got the lowest prices, friendliest customer service and Free Shipping off your orders over $49. Shop with us today to improve your firearm at the lowest cost possible.image

Popular Categories

Image of Rifle Parts category Rifle Parts
Image of AR 15 Parts category AR 15 Parts
Image of Muzzle Devices category Muzzle Devices
Image of Pistol Parts category Pistol Parts

103 Products in Spikes Tactical 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 Spikes Tactical M16 Bolt Carrier Group (BCG) made-in-usa-flag 3 models Spikes Tactical M16 Bolt Carrier Group (BCG) (63) As Low As (Save 10%) $134.96 Free 2 Day Shipping
Image of Spikes Tactical .308 Bolt Carrier Group (BCG) made-in-usa-flag 2 models Spikes Tactical .308 Bolt Carrier Group (BCG) (6) As Low As (Save 10%) $224.10 Free 2 Day Shipping
Image of Spikes Tactical M4 Flat Top Upper made-in-usa-flag Spikes Tactical M4 Flat Top Upper (50) List: $115.00 (Save 10%) $103.50 Best Rated
Image of Spikes Tactical Carbine Cold Hammer Forged 11.5in Upper Receiver made-in-usa-flag 9 models Spikes Tactical Carbine Cold Hammer Forged 11.5in Upper Receiver (3) As Low As (Save 10%) $643.50 Free 2 Day Shipping
Image of Spikes Tactical 5.56 Midlength Cold Hammer Forged 16in Upper Receiver made-in-usa-flag 8 models Spikes Tactical 5.56 Midlength Cold Hammer Forged 16in Upper Receiver (2) As Low As (Save 10%) $630.00
Image of Spikes Tactical 7.62x39 Bolt Assembly made-in-usa-flag 2 models Spikes Tactical 7.62x39 Bolt Assembly (9) As Low As (Save Up to 65%) $38.49 Blazin' Deal
Image of Spikes Tactical Billet Upper - Gen II - Mil-Spec Barrel Nut made-in-usa-flag Spikes Tactical Billet Upper - Gen II - Mil-Spec Barrel Nut (13) List: $270.00 (Save 10%) $243.00 Best Rated
Image of Spikes Tactical 9mm Bolt - Enhanced made-in-usa-flag Spikes Tactical 9mm Bolt - Enhanced (6) List: $199.95 (Save 10%) $179.96 Best Rated
Image of Spikes Tactical 5.56 Cold Hammer Forged 8.1in Upper Receiver w/7in SAR3 made-in-usa-flag Spikes Tactical 5.56 Cold Hammer Forged 8.1in Upper Receiver w/7in SAR3 (7) List: $790.00 (Save 10%) $711.00 Best Rated
Image of Spikes Tactical Heavy Tungsten Carbine Buffer made-in-usa-flag 3 models Spikes Tactical Heavy Tungsten Carbine Buffer (82) As Low As (Save Up to 43%) $32.99 Best Rated
Image of Spikes Tactical 5.56 LE Midlength 16in Forged Upper Receiver made-in-usa-flag 16 models Spikes Tactical 5.56 LE Midlength 16in Forged Upper Receiver (3) As Low As (Save 10%) $567.00
Image of Spikes Tactical 5.56 M4 16in Forged Upper Receiver made-in-usa-flag 20 models Spikes Tactical 5.56 M4 16in Forged Upper Receiver As Low As (Save 10%) $567.00
Image of Spikes Tactical Melonited Gas Tube made-in-usa-flag 4 models Spikes Tactical Melonited Gas Tube (92) As Low As (Save Up to 27%) $15.99 Best Rated
Image of Spikes Tactical Adjustable Low Pro Rifle Gas Block made-in-usa-flag 2 models Spikes Tactical Adjustable Low Pro Rifle Gas Block (17) List: $109.95 (Save 10%) $98.96 Best Rated
Image of Spikes Tactical M-LOK Rail made-in-usa-flag 5 models Spikes Tactical M-LOK Rail (5) As Low As (Save 10%) $216.00 10% Coupon
Image of Spikes Tactical Standard Lower Parts Kit made-in-usa-flag 2 models Spikes Tactical Standard Lower Parts Kit (21) As Low As (Save Up to 10%) $44.99 15% Coupon
Image of Spikes Tactical LW BAR2 Quad Rail made-in-usa-flag 5 models Spikes Tactical LW BAR2 Quad Rail (8) As Low As (Save 10%) $193.50 Free 2 Day Shipping
Image of Spikes Tactical 5.56 Cold Hammer Forged 8.1in Rifle Barrel Pistol made-in-usa-flag Spikes Tactical 5.56 Cold Hammer Forged 8.1in Rifle Barrel Pistol (2) List: $199.00 (Save 10%) $179.10
Image of Spikes Tactical 300 Blackout 16in Medium Profile Rifle Barrel, Stripped made-in-usa-flag Spikes Tactical 300 Blackout 16in Medium Profile Rifle Barrel, Stripped List: $375.00 (Save 10%) $337.50 10% Coupon
Image of Spikes Tactical Barking Spider2 Krinkov Muzzle Brakes made-in-usa-flag 3 models Spikes Tactical Barking Spider2 Krinkov Muzzle Brakes (24) List: $134.95 (Save 10%) $121.46 10% Coupon
Image of Spikes Tactical Enhanced Lower Parts Kit made-in-usa-flag 4 models Spikes Tactical Enhanced Lower Parts Kit (45) As Low As (Save 10%) $114.30 Best Rated
Image of Spikes Tactical Logo Spider Web Rail made-in-usa-flag 2 models Spikes Tactical Logo Spider Web Rail (4) As Low As (Save 10%) $285.30
Image of Spikes Tactical .308 Barrel Kit for AR-10 w/Gas Block & Tube made-in-usa-flag 2 models Spikes Tactical .308 Barrel Kit for AR-10 w/Gas Block & Tube (5) List: $475.00 (Save 10%) $427.50
Image of Spikes Tactical ST Battle Trigger Set made-in-usa-flag Spikes Tactical ST Battle Trigger Set (22) List: $59.95 (Save 10%) $53.99 Best Rated
Image of Spikes Tactical Charging Handle - Forged made-in-usa-flag Spikes Tactical Charging Handle - Forged (13) List: $25.00 $24.99 Best Rated
Image of Spikes Tactical A2 Bird Cage Flash Hider made-in-usa-flag Spikes Tactical A2 Bird Cage Flash Hider (12) List: $20.94 (Save 52%) $9.99 Best Rated
Image of Spikes Tactical Carbine Buffer Assembly Kit made-in-usa-flag 3 models Spikes Tactical Carbine Buffer Assembly Kit (21) As Low As (Save 10%) $80.96 10% Coupon
Image of Spikes Tactical Forward Assist Assembly Kit made-in-usa-flag Spikes Tactical Forward Assist Assembly Kit (6) List: $12.00 $11.99 Best Rated
Image of Spikes Tactical Lightweight Chromoly Castle Nut made-in-usa-flag 2 models Spikes Tactical Lightweight Chromoly Castle Nut (30) As Low As (Save Up to 30%) $6.99 Best Rated
Image of Spikes Tactical Pistol Buffer Tube w/ Step and QD Socket made-in-usa-flag Spikes Tactical Pistol Buffer Tube w/ Step and QD Socket (14) List: $29.00 $28.99 Best Rated
Image of Spikes Tactical AR-15 SAR3 Quad Rails made-in-usa-flag 5 models Spikes Tactical AR-15 SAR3 Quad Rails (3) As Low As (Save 10%) $216.00
Image of Spikes Tactical 5.56 HBAR/A2 Profile 20in Rifle Barrel made-in-usa-flag Spikes Tactical 5.56 HBAR/A2 Profile 20in Rifle Barrel (3) List: $329.95 (Save 10%) $296.96
Image of Spikes Tactical Mil-Spec Buffer Tube, 6-Position, 7075 T6 Aluminum made-in-usa-flag Spikes Tactical Mil-Spec Buffer Tube, 6-Position, 7075 T6 Aluminum (19) List: $60.67 (Save 31%) $41.99 Best Rated
Image of Spikes Tactical ST Dynacomp "Shorty" Extreme Muzzle Device made-in-usa-flag Spikes Tactical ST Dynacomp "Shorty" Extreme Muzzle Device List: $89.95 (Save 10%) $80.96
Image of Spikes Tactical Top Mounted Deployable Iron Sight made-in-usa-flag Spikes Tactical Top Mounted Deployable Iron Sight (2) List: $125.00 (Save 10%) $112.50
Image of Spikes Tactical R2 Brake made-in-usa-flag 2 models Spikes Tactical R2 Brake (3) As Low As (Save Up to 23%) $55.99
Image of Spikes Tactical ST Dynacomp Extreme Suppressor made-in-usa-flag 3 models Spikes Tactical ST Dynacomp Extreme Suppressor (7) As Low As (Save Up to 21%) $80.96 10% Coupon
Image of Spikes Tactical AR-15 5.56 Cold Hammer Forged Barrel made-in-usa-flag 6 models Spikes Tactical AR-15 5.56 Cold Hammer Forged Barrel (8) As Low As (Save 10%) $314.96 Best Rated
Image of Spikes Tactical Billet Trigger Guard made-in-usa-flag Spikes Tactical Billet Trigger Guard (18) List: $54.70 (Save 45%) $29.99 Best Rated
Image of Spikes Tactical ST Micro Rifle Gas Block made-in-usa-flag 2 models Spikes Tactical ST Micro Rifle Gas Block (7) List: $47.46 (Save Up to 38%) $29.99 20% Coupon
Image of Spikes Tactical AK 7.62mm Dynacomp Muzzle Brake made-in-usa-flag 3 models Spikes Tactical AK 7.62mm Dynacomp Muzzle Brake (3) List: $99.00 (Save 10%) $89.10
Image of Spikes Tactical Lothar Walther 10in Cold Hammer Forged Barrel made-in-usa-flag Spikes Tactical Lothar Walther 10in Cold Hammer Forged Barrel (2) List: $375.00 (Save 10%) $337.50
Image of Spikes Tactical M4 Stock made-in-usa-flag Spikes Tactical M4 Stock (3) List: $41.99 (Save 20%) $33.49
Image of Spikes Tactical 300 Blackout 8.3in Medium Profile Rifle Barrel made-in-usa-flag Spikes Tactical 300 Blackout 8.3in Medium Profile Rifle Barrel (1) List: $275.00 (Save 10%) $247.50
Image of Spikes Tactical Fake Can CAR1 made-in-usa-flag 2 models Spikes Tactical Fake Can CAR1 (3) As Low As (Save Up to 27%) $45.99
Image of Spikes Tactical Buffer Spring Mil-Spec, 17-7 Stainless Steel, Electro Polish Finish made-in-usa-flag Spikes Tactical Buffer Spring Mil-Spec, 17-7 Stainless Steel, Electro Polish Finish (16) List: $20.94 (Save 52%) $9.99 Best Rated
Image of Spikes Tactical Barrel Nut Shim Kit made-in-usa-flag Spikes Tactical Barrel Nut Shim Kit (5) List: $15.99 (Save 25%) $11.99 Best Rated
Image of Spikes Tactical Rear Folding Sight Spikes Tactical Rear Folding Sight List: $83.99 (Save 10%) $75.99
Image of Spikes Tactical Delta Ring Assembly w/Mil-Spec Barrel Nut made-in-usa-flag Spikes Tactical Delta Ring Assembly w/Mil-Spec Barrel Nut (12) List: $34.99 (Save 31%) $23.99 Best Rated
Image of Spikes Tactical Pro Grip made-in-usa-flag Spikes Tactical Pro Grip (4) List: $34.99 (Save 43%) $19.99
Image of Spikes Tactical ST Dynacomp Extreme H.V.S. made-in-usa-flag 2 models Spikes Tactical ST Dynacomp Extreme H.V.S. As Low As (Save Up to 11%) $80.28
Image of Spikes Tactical 9mm Buffer Spacer made-in-usa-flag Spikes Tactical 9mm Buffer Spacer (6) List: $18.99 (Save 21%) $14.99 Best Rated
Image of Spikes Tactical Fake Can SD1 made-in-usa-flag Spikes Tactical Fake Can SD1 (1) List: $41.95 (Save 11%) $37.44
Image of Spikes Tactical Barking Spider Dynacomp End Cap Spikes Tactical Barking Spider Dynacomp End Cap $49.99
Image of Spikes Tactical Mil-Spec Latch Plate made-in-usa-flag Spikes Tactical Mil-Spec Latch Plate (5) List: $5.99 (Save 33%) $3.99 Best Rated
Image of Spikes Tactical D2 Dynacomp Muzzle Brake made-in-usa-flag Spikes Tactical D2 Dynacomp Muzzle Brake List: $110.00 (Save 10%) $99.00
Image of Spikes Tactical Top Mounted Deployable Front Sight made-in-usa-flag Spikes Tactical Top Mounted Deployable Front Sight (5) List: $105.00 (Save 10%) $94.50 Best Rated
Image of Spikes Tactical Billet Upper Receiver Assembly Block made-in-usa-flag Spikes Tactical Billet Upper Receiver Assembly Block (1) List: $94.95 (Save 11%) $84.75
Image of Spikes Tactical Fake Can CAR9 made-in-usa-flag Spikes Tactical Fake Can CAR9 (1) List: $41.95 (Save 11%) $37.44
Image of Spikes Tactical Ejection Door Installation Kit made-in-usa-flag Spikes Tactical Ejection Door Installation Kit (1) List: $3.50 $3.49
reset
Show
60 +
  • 20
  • 60
  • 120
  • 240

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