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BROWNELLS RIFLE PARTS PRODUCTS

Founded in 1939 by Bob Brownell, Brownells is a leading supplier of firearms accessories, gunsmithing tools, and ammunition. Known for their extensive product selection and commitment to customer service, Brownells serves both professional gunsmiths and firearm enthusiasts. The company is a trusted name in the firearms industry.

BROWNELLS Rifle Parts Products — 232 Products / 42 Models

Quality stands out when it matters most, and our BROWNELLS Rifle Parts lineup delivers 232 in-stock products starting at $0.29 across 42 models including Rifle Receivers & Parts, Rifle Bolt Parts, Rifle Sights & Parts, Rifle Bolts & Bolt Carrier Groups. Stack the savings Up To 75% Off on qualifying orders, and all Brownells & Sinclair brand products backed by our Forever Guarantee®.

Real feedback from real users tells the story: 4.4 stars across 2,187 verified buyer reviews highlighting the precision, durability, and value that keep this lineup in steady demand. Take a closer look at the full BROWNELLS Gun Parts selection to see what else this brand brings to the table.

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233 Total Products
Products:  1  –  32  of 233
Number of results: 
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BROWNELLS - BRN-22 STRIPPED RECEIVER FOR RUGER® 10/22® BROWNELLS - BRN-22 STRIPPED RECEIVER FOR RUGER® 10/22®
5 Stars
(4.1)

$119.99 - $149.99

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Product badge BROWNELLS - BRN-180 GEN 3 300 BLACKOUT 9" COMPLETE UPPER RECEIVER ASSEMBLY BROWNELLS - BRN-180 GEN 3 300 BLACKOUT 9" COMPLETE UPPER RECEIVER ASSEMBLY
5 Stars
(3.1)

$1,029.99

$1,199.99

In stock
Product badge BROWNELLS - BRN-180 GEN 3 223 WYLDE 13.9" COMPLETE UPPER RECEIVER BROWNELLS - BRN-180 GEN 3 223 WYLDE 13.9" COMPLETE UPPER RECEIVER
5 Stars
(3.1)

$1,029.99

$1,199.99

In stock
Product badge BROWNELLS - BRN-180 GEN 3 223 WYLDE 16" COMPLETE UPPER RECEIVER ASSEMBLY BROWNELLS - BRN-180 GEN 3 223 WYLDE 16" COMPLETE UPPER RECEIVER ASSEMBLY
5 Stars
(3.3)

$1,029.99

$1,199.99

In stock
BROWNELLS - BRN-180® GAS SYSTEM COMPONENTS BROWNELLS - BRN-180® GAS SYSTEM COMPONENTS
5 Stars
(0.0)

$16.99 - $89.99

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BROWNELLS - BRN-180® CHARGING HANDLE BROWNELLS - BRN-180® CHARGING HANDLE
5 Stars
(3.8)

$24.99

In stock
BROWNELLS - AR-15 M16A1 RETRO BARREL ASSEMBLIES BROWNELLS - AR-15 M16A1 RETRO BARREL ASSEMBLIES
5 Stars
(4.2)

$249.99 - $299.99

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BROWNELLS - M16 MIL-SPEC MP BOLT CARRIER GROUP BROWNELLS - M16 MIL-SPEC MP BOLT CARRIER GROUP
5 Stars
(4.5)

$135.42

In stock
BROWNELLS - AR-15 BROWNELLS 9MM BOLT CARRIER GROUP BROWNELLS - AR-15 BROWNELLS 9MM BOLT CARRIER GROUP
5 Stars
(4.0)

$178.37

In stock
Product badge BROWNELLS - XM177E2 COMPLETE UPPER RECEIVERS BROWNELLS - XM177E2 COMPLETE UPPER RECEIVERS
5 Stars
(4.4)

$688.99 - $734.99

$806.59 - $859.99

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BROWNELLS - MASTER AR-15 SHIM KIT BROWNELLS - MASTER AR-15 SHIM KIT
5 Stars
(5.0)

$47.54

In stock
BROWNELLS - AR-15/M16 OVERSIZED MAGAZINE RELEASE BUTTON BROWNELLS - AR-15/M16 OVERSIZED MAGAZINE RELEASE BUTTON
5 Stars
(3.6)

$15.71

In stock
BROWNELLS - HAMMER/SEAR BLOCK PINS BROWNELLS - HAMMER/SEAR BLOCK PINS
5 Stars
(0.0)

$6.99 - $17.99

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BROWNELLS - AR-15/M16 BOLT CARRIER COMPLETION KIT BROWNELLS - AR-15/M16 BOLT CARRIER COMPLETION KIT
5 Stars
(3.7)

$46.99

In stock
Product badge BROWNELLS - BRN-4® M27 QUAD RAIL HANDGUARDS BROWNELLS - BRN-4® M27 QUAD RAIL HANDGUARDS
5 Stars
(4.3)

$156.83 - $199.99

$199.99

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Product badge BROWNELLS - BRN-4 STRIPPED BARRELS BROWNELLS - BRN-4 STRIPPED BARRELS
5 Stars
(3.8)

$179.99

$299.99

In stock
BROWNELLS - BRN-4 STRIPPED BARRELS CHROME LINED BROWNELLS - BRN-4 STRIPPED BARRELS CHROME LINED
5 Stars
(3.9)

$349.99

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BROWNELLS - BRN-4® M27 16.5" 5.56 CHROME LINED BARREL BROWNELLS - BRN-4® M27 16.5" 5.56 CHROME LINED BARREL
5 Stars
(3.8)

$349.99

In stock
Product badge BROWNELLS - BRN-10 PORTUGESE MID-LENGTH HANDGUARD, NO HEAT SHIELD BROWNELLS - BRN-10 PORTUGESE MID-LENGTH HANDGUARD, NO HEAT SHIELD
5 Stars
(3.8)

$7.99

$21.99

In stock
BROWNELLS - BRN-4 GAS BLOCK COIL PINS 2-PACK BROWNELLS - BRN-4 GAS BLOCK COIL PINS 2-PACK
5 Stars
(5.0)

$10.99

In stock
BROWNELLS - BRN-4 416 GAS BLOCK FOR 10.4" BARRELS BROWNELLS - BRN-4 416 GAS BLOCK FOR 10.4" BARRELS
5 Stars
(2.5)

$133.79

In stock
BROWNELLS - BRN-4 416 GAS BLOCK FOR 14.5" & 16” BARRELS BROWNELLS - BRN-4 416 GAS BLOCK FOR 14.5" & 16” BARRELS
5 Stars
(5.0)

$124.02

In stock
BROWNELLS - AR-15 STOCK ASSY COLLAPSIBLE COMMERCIAL BROWNELLS - AR-15 STOCK ASSY COLLAPSIBLE COMMERCIAL
5 Stars
(3.1)

$94.99

In stock
Product badge BROWNELLS - A1 REAR SIGHT DETENT BROWNELLS - A1 REAR SIGHT DETENT
5 Stars
(5.0)

$1.49

$1.99

In stock
Product badge BROWNELLS - A1 WINDAGE SCREW BROWNELLS - A1 WINDAGE SCREW
5 Stars
(5.0)

$2.59

$4.99

In stock
BROWNELLS - BRN-4 BUFFER RETAINER BROWNELLS - BRN-4 BUFFER RETAINER
5 Stars
(5.0)

$9.99

In stock
BROWNELLS - BRN-4® BOLT ASSEMBLY BROWNELLS - BRN-4® BOLT ASSEMBLY
5 Stars
(5.0)

$99.99

In stock
BROWNELLS - BRN-22® BOLT ASSEMBLY BROWNELLS - BRN-22® BOLT ASSEMBLY
5 Stars
(4.8)

$99.10 - $139.99

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BROWNELLS - BRN-4® FIRING PIN SPRING BROWNELLS - BRN-4® FIRING PIN SPRING
5 Stars
(5.0)

$4.99

In stock
BROWNELLS - AR-15 RETRO HANDGUARD SETS BROWNELLS - AR-15 RETRO HANDGUARD SETS
5 Stars
(4.5)

$41.43 - $44.81

In stock
Products:  1  –  32  of 233