Please allow up to 5 business days for order processing, these are currently en-route and will ship as soon as they arrive!
The new Brownells BRN-180® and BRN-180S®, designed in conjunction with PWS and FM Products, incorporate many of the improvements found in the AR-18/AR-180 rifles originally introduced in the 1960s, including a robust, reliable gas piston operating system. Key features include:
- Adjustable Gas System now on ALL models
- Simplified, more secure Gen2 handguard attachment system (see below)
- Ultra-reliable Short Stroke type piston operating system
- Ideal for folding stock/brace (see below)
- Compatible with ANY current mil-spec AR-15 lower
- Machined 7075 T6 aluminum receiver & handguard with hardcoat anodized finish
- Barrels of extra-strong 4150 carbon steel with a tough, matte black Nitride finish
- Button rifled bore with 1-8″ twist
- Replica three-prong AR-180-style flash suppressor
- 1/2″-28 tpi threaded muzzle (5/8″-24 tpi .300 Blk)
- Molded polymer ejection port cover
All Gen2 BRN-180® and BRN-180S® upper receivers are fully compatible with any standard, mil-spec AR-15 lower receiver. Add one to your collection today!
- .223 Wylde
- C Black