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Stay Ready & Take 12% Off All Safety Gear w/ Code "SAFE12" - SHOP NOW

Stay Ready & Take 12% Off All Safety Gear w/ Code "SAFE12" - SHOP NOW

3993-Daniel-Defense-Uppers-CP-Hero-1920x385
3993-Daniel-Defense-Uppers-CP-Hero-768x450

DANIEL DEFENSE MK18
& M4A1 STRIPPED UPPERS

Available ONLY From Brownells
Start Your Clone!
3989-Exclusive-KSPEC-Complete-Uppers-CP-Hero-1920x385
3989-Exclusive-KSPEC-Complete-Uppers-CP-Hero-746x450

NEW UPPERS FROM
KAK INDUSTRIES

Feature Packed Exclusive Uppers Including
Down Vent BCG, Chrome Lining & MORE

Discover Now

Rifle Receivers & Parts

16 Items

Rifle Receivers & Parts Up To 85% Off - 524 Products In Stock / 89 Models

Browse 524 Rifle Receivers & Parts from our Rifle Parts dept including Upper Receivers, Rifle Barreled Actions, Lower Receivers, Bolt Catch Parts, & Rifle Bottom Metals Up To 85% Off from TOP Brands including AERO PRECISION, BROWNELLS, HOWA, & BROWNELLS BUNDLES. 

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GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM
5 Stars
(5.0)

$943.99 - $1,120.00

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Product badge GEISSELE AUTOMATICS LLC - AR-15 MARITIME BOLT CATCH BLACK GEISSELE AUTOMATICS LLC - AR-15 MARITIME BOLT CATCH BLACK
5 Stars
(4.4)

$17.99

$29.00

In stock
GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,260.00 - $1,410.00

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GEISSELE AUTOMATICS LLC - ULTRA DUTY MAG RELEASE BUTTON GEISSELE AUTOMATICS LLC - ULTRA DUTY MAG RELEASE BUTTON
5 Stars
(0.0)

$12.00

In stock
GEISSELE AUTOMATICS LLC - MK16 URG-I COMPLETE UPPER RECEIVERS 5.56MM GEISSELE AUTOMATICS LLC - MK16 URG-I COMPLETE UPPER RECEIVERS 5.56MM
5 Stars
(5.0)

$1,450.00

Out of Stock
GEISSELE AUTOMATICS LLC - AR-15 PREMIUM MIL-SPEC BUFFER TUBE ASSEMBLY WITH SUPER 42 GEISSELE AUTOMATICS LLC - AR-15 PREMIUM MIL-SPEC BUFFER TUBE ASSEMBLY WITH SUPER 42
5 Stars
(5.0)

$117.00 - $161.00

Out of Stock
GEISSELE AUTOMATICS LLC - SUPER DUTY TAKEDOWN PIN SET GEISSELE AUTOMATICS LLC - SUPER DUTY TAKEDOWN PIN SET
5 Stars
(5.0)

$18.00

Out of Stock
GEISSELE AUTOMATICS LLC - POSI-SNAP SAFETY SELECTOR GEISSELE AUTOMATICS LLC - POSI-SNAP SAFETY SELECTOR
5 Stars
(0.0)

$35.00

Out of Stock
GEISSELE AUTOMATICS LLC - ULTRA DUTY CHECKERED TAKEDOWN PIN SET GEISSELE AUTOMATICS LLC - ULTRA DUTY CHECKERED TAKEDOWN PIN SET
5 Stars
(0.0)

$26.00

Out of Stock
GEISSELE AUTOMATICS LLC - SUPER STAINLESS MAG CATCH GEISSELE AUTOMATICS LLC - SUPER STAINLESS MAG CATCH
5 Stars
(0.0)

$21.00

Out of Stock
GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY NANO COMPLETE UPPER RECEIVERS 5.56MM GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY NANO COMPLETE UPPER RECEIVERS 5.56MM
5 Stars
(5.0)

$1,132.99 - $1,325.99

No longer available
GEISSELE AUTOMATICS LLC - AR-15 BLEM SUPER DUTY STRIPPED RECEIVER SETS GEISSELE AUTOMATICS LLC - AR-15 BLEM SUPER DUTY STRIPPED RECEIVER SETS
5 Stars
(5.0)

$225.00 - $240.00

No longer available
GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY STRIPPED LOWER RECEIVERS GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY STRIPPED LOWER RECEIVERS
5 Stars
(5.0)

$129.99 - $136.99

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GEISSELE AUTOMATICS LLC - AR-15 BLEM SUPER DUTY STRIPPED LOWERS GEISSELE AUTOMATICS LLC - AR-15 BLEM SUPER DUTY STRIPPED LOWERS
5 Stars
(4.7)

$125.00 - $135.00

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GEISSELE AUTOMATICS LLC - AR-15 STRIPPED SUPER DUTY RECEIVER SETS GEISSELE AUTOMATICS LLC - AR-15 STRIPPED SUPER DUTY RECEIVER SETS
5 Stars
(4.0)

$105.00 - $249.99

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GEISSELE AUTOMATICS LLC - MK16 SUPER DUTY COMPLETE UPPER RECEIVERS 5.56MM GEISSELE AUTOMATICS LLC - MK16 SUPER DUTY COMPLETE UPPER RECEIVERS 5.56MM
5 Stars
(0.0)

$1,200.00 - $1,350.00

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Products:   –   of 16