Uppers

Shop precision-engineered upper receivers for rifles, designed for accuracy, reliability, and custom builds.
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Picture of Brownells BRN-4 ASSEMBLED UPPER 14.5'' HEAVY CHROME LINED BARREL BLACK BRN-4-14.5-CL-HVY-UPPER

Brownells BRN-4 ASSEMBLED UPPER 14.5'' HEAVY CHROME LINED BARREL BLACK BRN-4-14.5-CL-HVY-UPPER

$1,567.99 $1,236.19
Picture of Brownells BRN-4 5.56MM 10.4'' MED BBL COMPLETE UPPER W/9'' HANDGUARD BRN4-CU-10.4M

Brownells BRN-4 5.56MM 10.4'' MED BBL COMPLETE UPPER W/9'' HANDGUARD BRN4-CU-10.4M

$1,637.99 $1,147.89
Picture of Brownells BRN-4 5.56MM 14.5'' MED BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-14.5M

Brownells BRN-4 5.56MM 14.5'' MED BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-14.5M

$1,637.99 $1,147.89
Picture of Brownells BRN-4 5.56MM 16'' MED BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-16M

Brownells BRN-4 5.56MM 16'' MED BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-16M

$1,637.99 $1,147.89
Picture of Brownells BRN-4 5.56MM 10.4'' HEAVY BBL COMPLETE UPPER W/9'' HANDGUARD BRN4-CU-10.4H

Brownells BRN-4 5.56MM 10.4'' HEAVY BBL COMPLETE UPPER W/9'' HANDGUARD BRN4-CU-10.4H

$1,637.99 $1,291.38
Picture of Brownells BRN-4 5.56MM 14.5'' HVY BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-14.5H

Brownells BRN-4 5.56MM 14.5'' HVY BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-14.5H

$1,637.99 $1,147.89
Picture of Brownells BRN-4 5.56MM 16'' HEAVY BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-16H

Brownells BRN-4 5.56MM 16'' HEAVY BBL COMPLETE UPPER W/13.5'' HANDGUARD BRN4-CU-16H

$1,637.99 $1,147.89
Picture of Brownells BRN-180 GEN 3 UPPER RECEIVER, 16'' BBL, .223 WYLDE, BLK BRN-180-GEN3-223-16

Brownells BRN-180 GEN 3 UPPER RECEIVER, 16'' BBL, .223 WYLDE, BLK BRN-180-GEN3-223-16

$1,511.99 $1,059.59
Picture of Brownells BRN-180 GEN 3 UPPER RECEIVER, 13.9'' BBL, .223 WYLDE, BLK BRN-180-GEN3-223-13.9-P/W

Brownells BRN-180 GEN 3 UPPER RECEIVER, 13.9'' BBL, .223 WYLDE, BLK BRN-180-GEN3-223-13.9-P/W

$1,511.99 $1,059.59
Picture of Brownells BRN-180 GEN 3 UPPER RECEIVER, 9'' BBL, .300 BLACKOUT, BLACK BRN-180-GEN3-300-9

Brownells BRN-180 GEN 3 UPPER RECEIVER, 9'' BBL, .300 BLACKOUT, BLACK BRN-180-GEN3-300-9

$1,511.99 $1,059.59
Picture of CMMG Fixed Ejector Upper Group for BANSHEE Mk4 Mk9 Mk17 & MkGs 9mm Luger 8" Barrel Armor Black 99B9A0F-AB

CMMG Fixed Ejector Upper Group for BANSHEE Mk4 Mk9 Mk17 & MkGs 9mm Luger 8" Barrel Armor Black 99B9A0F-AB

$940.49 $803.74
Picture of Brownells BRN AR-15 A1 STRIPPED UPPER RECEIVER, 5.56MM NATO, BLACK UR-01-E3-M4

Brownells BRN AR-15 A1 STRIPPED UPPER RECEIVER, 5.56MM NATO, BLACK UR-01-E3-M4

$167.99 $132.44
Picture of Wraithworks Warp-15 WARP15-UP-S

Wraithworks Warp-15 WARP15-UP-S

$99.99 $66.21
Picture of ADAMS ARMS P1 AR15 UPPER 5.56X45MM NATO 16" BBL GAS PISTON M4 A2 FLASH HIDER FGAA-01357

ADAMS ARMS P1 AR15 UPPER 5.56X45MM NATO 16" BBL GAS PISTON M4 A2 FLASH HIDER FGAA-01357

$580.07 $527.34
Picture of ADAMS ARMS P1 UPPER 5.56X45MM NATO 16" BBL MOE ADJ GAS PISTON MAGPUL MOE A2 FGAA-01359

ADAMS ARMS P1 UPPER 5.56X45MM NATO 16" BBL MOE ADJ GAS PISTON MAGPUL MOE A2 FGAA-01359

$538.88 $535.31
Picture of ADAMS ARMS P2 UPPER AR-15 5.56X45MM NATO 16" BBL MID LENGTH ADJ GAS PISTON AARS MLOK RAIL A2 FGAA-01362

ADAMS ARMS P2 UPPER AR-15 5.56X45MM NATO 16" BBL MID LENGTH ADJ GAS PISTON AARS MLOK RAIL A2 FGAA-01362

$761.11 $717.44
Picture of CHIAPPA G2 PRO UPR 22LR 16" 10RD 7.8 8053670710054

CHIAPPA G2 PRO UPR 22LR 16" 10RD 7.8 8053670710054

$305.84 $278.04
Picture of BLACKOUT DEFENSE MARK 2 COMPLETE UPPER 223 WYLDE 13.9IN PERFORMANCE BBL SBN BCG 13IN HG CHG HANDLE 92268

BLACKOUT DEFENSE MARK 2 COMPLETE UPPER 223 WYLDE 13.9IN PERFORMANCE BBL SBN BCG 13IN HG CHG HANDLE 92268

$880.23 $800.21
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