| Caliber |
Manufacturer |
Color |
Weight |
Merchant Price |
Merchant URL |
| None |
Brownells |
None |
None None |
$55.99 |
Brownells
|
Add
|
Prices last checked September 2026.
Prices and availability change often, so confirm on the retailer's site.
Replacement or Backup Gas System Components for the BRN-180A(R) Upper Receiver. Options available for all chamberings and configurations. Fixed Gas System Kit includes Standard Gas Cup & Suppressed Gas Cup Adjustable Gas System Kit includes Gas Nipple, Gas Cup and Retaining Clip Mfg: Brownells
