Skip to content
SHOP BY CATEGORY
Lowers
80% Lowers & Jigs
Grips (Pistol & Forend)
Lower Parts Kits
Triggers & Guards
Triggers
Trigger Guards
Safety Selectors
Magazine Releases
Bolt Releases
Takedown & Pivot Pins
Other Lower Parts
Uppers
Upper Receivers
Complete Upper Receivers
Stripped Upper Receivers
Complete Upper Builds
Charging Handles
Other Upper Receiver Parts
Handguards
Rails & Handguards
Rail & Handguard Parts
Grips (Pistol & Forend)
Stocks
Buttstocks
Pistol & Arm Braces
Buffer Tubes
Buffers & Springs
End-plates & Other Parts
Barrels
Rifle & AR Pistol Barrels
Muzzle Devices
Other Barrel Parts
Gas Systems
Bolt Carriers & Parts
Gas Blocks
Adjustable Gas Blocks
Standard Gas Blocks
Low Profile Gas Blocks
Gas Tubes
Optics & Sights
Back-up Sights
Magnified Optics
Red Dot Optics
Spotting Scopes
Optics Mounts
Other Optics Parts
Accessories
Bipods, Tripods & Monopods
Lights & Lasers
Lasers
Lights
Magazines
Sling & Sling Attachment Points
Tools
Lifestyle
Clothing
Cases, Bags, and Packs
Care & Maintenance
Eye & Ear Protection
Gift Cards
Bestsellers
NEW PRODUCTS
MSR ADVISOR
SALE ITEMS
MSR OUTLET
My Account
Remember Me
Register
Search for:
SHOP BY CATEGORY
Lowers
80% Lowers & Jigs
Grips (Pistol & Forend)
Lower Parts Kits
Triggers & Guards
Triggers
Trigger Guards
Safety Selectors
Magazine Releases
Bolt Releases
Takedown & Pivot Pins
Other Lower Parts
Uppers
Upper Receivers
Complete Upper Receivers
Stripped Upper Receivers
Complete Upper Builds
Charging Handles
Other Upper Receiver Parts
Handguards
Rails & Handguards
Rail & Handguard Parts
Grips (Pistol & Forend)
Stocks
Buttstocks
Pistol & Arm Braces
Buffer Tubes
Buffers & Springs
End-plates & Other Parts
Barrels
Rifle & AR Pistol Barrels
Muzzle Devices
Other Barrel Parts
Gas Systems
Bolt Carriers & Parts
Gas Blocks
Adjustable Gas Blocks
Standard Gas Blocks
Low Profile Gas Blocks
Gas Tubes
Optics & Sights
Back-up Sights
Magnified Optics
Red Dot Optics
Spotting Scopes
Optics Mounts
Other Optics Parts
Accessories
Bipods, Tripods & Monopods
Lights & Lasers
Lasers
Lights
Magazines
Sling & Sling Attachment Points
Tools
Lifestyle
Clothing
Cases, Bags, and Packs
Care & Maintenance
Eye & Ear Protection
Gift Cards
Bestsellers
NEW PRODUCTS
MSR ADVISOR
SALE ITEMS
MSR OUTLET
My Account
Remember Me
Register
Search for:
SHOP BY CATEGORY
Lowers
80% Lowers & Jigs
Grips (Pistol & Forend)
Lower Parts Kits
Triggers & Guards
Triggers
Trigger Guards
Safety Selectors
Magazine Releases
Bolt Releases
Takedown & Pivot Pins
Other Lower Parts
Uppers
Upper Receivers
Complete Upper Receivers
Stripped Upper Receivers
Complete Upper Builds
Charging Handles
Other Upper Receiver Parts
Handguards
Rails & Handguards
Rail & Handguard Parts
Grips (Pistol & Forend)
Stocks
Buttstocks
Pistol & Arm Braces
Buffer Tubes
Buffers & Springs
End-plates & Other Parts
Barrels
Rifle & AR Pistol Barrels
Muzzle Devices
Other Barrel Parts
Gas Systems
Bolt Carriers & Parts
Gas Blocks
Adjustable Gas Blocks
Standard Gas Blocks
Low Profile Gas Blocks
Gas Tubes
Optics & Sights
Back-up Sights
Magnified Optics
Red Dot Optics
Spotting Scopes
Optics Mounts
Other Optics Parts
Accessories
Bipods, Tripods & Monopods
Lights & Lasers
Lasers
Lights
Magazines
Sling & Sling Attachment Points
Tools
Lifestyle
Clothing
Cases, Bags, and Packs
Care & Maintenance
Eye & Ear Protection
Gift Cards
Bestsellers
NEW PRODUCTS
MSR ADVISOR
SALE ITEMS
MSR OUTLET
Search for:
Sort by
Default Order
Sort by
Default Order
Sort by
Name
Sort by
Price
Sort by
Date
Sort by
Popularity
Sort by
Rating
Show
32 Products
Show
32 Products
Show
64 Products
Show
96 Products
View Cart
Add to cart
/
Details
2A Armament BALIOS-lite 10.5″ 5.56mm NATO Completed Upper
$
1,201.58
View Cart
Add to cart
/
Details
Bushmaster 450 Complete Upper
$
579.99
View Cart
Add to cart
/
Details
Chiappa M4-22 Carbine Upper GEN-II Pro .22LR
$
299.99
View Cart
Details
CMMG Mk3 3GR Upper Group – .308
$
989.99
View Cart
Details
CMMG MK4 PDW Upper Receiver 300 Blackout 8″
$
599.99
View Cart
Add to cart
/
Details
Daniel Defense V11 LW Upper Receiver
$
1,016.00
View Cart
Add to cart
/
Details
Midwest Industries Upper Receiver Group – 12″ MLOK Rail 16″ .223 Wylde
$
575.00
View Cart
Details
Midwest Industries Upper Receiver Group 15″ MLOK .223 Wylde 16″ Barrel
$
595.95
View Cart
Details
Phase 5 Complete P5T15 Rifle Upper Assembly
$
1,049.00
Sale!
View Cart
Add to cart
/
Details
Phase 5 Complete P5T15 Rifle Upper Assembly – M-LOK
$
1,099.99
$
1,049.00
Sale!
View Cart
Add to cart
/
Details
Radical Firearms 16″ .458 SOCOM Comlpete Upper (Special Purchase)
$
589.95
$
513.88
Sale!
View Cart
Add to cart
/
Details
Radical Firearms 16″ 300 AAC Comlpete Upper (Special Purchase)
$
383.95
$
344.88
View Cart
Details
Seekins Precision SBR8 AR-15 300AAC Blackout Upper
$
855.00
View Cart
Add to cart
/
Details
Spike’s Tactical Enhanced Upper- 16″ Mid-Length w/ Handguard and FSB
$
612.00
View Cart
Add to cart
/
Details
Spike’s Tactical Upper 5.56 14.5″ (16″ OAL) Mid LE w/12″ SAR3 Rail w/ Dynacomp
$
938.70
View Cart
Add to cart
/
Details
Spike’s Tactical Upper 5.56 16″ M4 LE w/9″ BAR2 Rail
$
701.10
View Cart
Add to cart
/
Details
Spike’s Tactical Upper 5.56 16″ M4 LE w/M4 Handguards & FSP
$
522.00
View Cart
Add to cart
/
Details
Spike’s Tactical Upper 5.56 16″ Mid LE w/ML Handguards & FSP
$
531.00
Take a second and .....
Enhance Your Inbox!
Be the first to get latest updates,
exclusive content and exciting deals straight to your email inbox.
Email
Yes, I want to receive updates
No Thanks!