Uppers

Shop precision-engineered upper receivers for rifles, designed for accuracy, reliability, and custom builds.
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Picture of Brownells BRN XM177E2 UPPER RECEIVER, 12.7'' 1-7 TWIST, PIN/WELD, BLACK BRN-17712-7

Brownells BRN XM177E2 UPPER RECEIVER, 12.7'' 1-7 TWIST, PIN/WELD, BLACK BRN-17712-7

$951.99 $759.37
Picture of Brownells BRN XM177E2 UPPER RECEIVER, 11.5'', 1-12 TWIST, BLACK BRN-17711-12

Brownells BRN XM177E2 UPPER RECEIVER, 11.5'', 1-12 TWIST, BLACK BRN-17711-12

$1,007.99 $794.69
Picture of Brownells BRN XM177E2 UPPER RECEIVER, 11.5'', 1-7 TWIST, BLACK BRN-17711-7

Brownells BRN XM177E2 UPPER RECEIVER, 11.5'', 1-7 TWIST, BLACK BRN-17711-7

$1,007.99 $816.78
Picture of Brownells BRN-GAU-5A UPPER RECEIVER, 12.7'' 1-12 TWIST, PIN/WELD, BLACK BRN-GAU12-12

Brownells BRN-GAU-5A UPPER RECEIVER, 12.7'' 1-12 TWIST, PIN/WELD, BLACK BRN-GAU12-12

$1,097.99 $870.63
Picture of Brownells BRN-GAU-5A UPPER RECEIVER, 11.5'', 1-12 TWIST, BLACK BRN-GAU11-12

Brownells BRN-GAU-5A UPPER RECEIVER, 11.5'', 1-12 TWIST, BLACK BRN-GAU11-12

$1,063.99 $894.67
Picture of Brownells BRN-180S GEN 2 13.9'' UPPER RECEIVER PINNED/WELDED .223WYLDE B1813UA01-2F

Brownells BRN-180S GEN 2 13.9'' UPPER RECEIVER PINNED/WELDED .223WYLDE B1813UA01-2F

$1,133.99 $894.03
Picture of Brownells BRN-180S GEN 2 14.5'' UPPER RECEIVER PINNED/WELDED .223WYLDE B1814UA01-2F

Brownells BRN-180S GEN 2 14.5'' UPPER RECEIVER PINNED/WELDED .223WYLDE B1814UA01-2F

$1,133.99 $894.03
Picture of Brownells BRN-4 ASSEMBLED UPPER 10.4'' HEAVY CHROME LINED BARREL BLACK BRN-4-10.4-CL-HVY-UPPER

Brownells BRN-4 ASSEMBLED UPPER 10.4'' HEAVY CHROME LINED BARREL BLACK BRN-4-10.4-CL-HVY-UPPER

$1,455.99 $1,147.89
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 $1,291.38
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 $1,291.38
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 $1,291.38
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 $1,291.38
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 $1,291.38
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 $1,224.28
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 $1,224.28
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 $1,192.04
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