Rainier Arms AR-15 9MM Billet Receiver Set
Rainier Arms AR-15 9MM Billet Receiver Set
The Rainier Arms AR-15 9MM Billet Receiver Sets are CNC machined from solid billet 7075-T6 aluminum which is 70% stronger than the commonly used 6061 aluminum and finished with mil-spec hardcoat anodize to a surface hardness of 60 Rockwell. The precision machining of the Rainier Arms billets are well known in the industry. Rainier Arms AR-15 9MM Billet Receiver Sets utilize GLOCK® 9mm magazines.
Rainier Arms AR-15 9MM Billet Receiver Set Features
- A4 Feed Ramps
- 7075 Billet Aluminum
- Upper and Lower are proprietary
- Mil Spec Hardcoat Anodize
- Threaded bolt catch screw
- Threaded retainer screw for take down pin
- Ambidextrous Bolt Release
- Flared magwell
- Compatible with short throw safety selector
- Tensioning screw for proper upper and lower fit
- Zinc-plated extractor and last round hold open lever
- Last round bolt hold open on an empty magazine
- Lower receiver accepts 9mm, .40 S&W and .357 SIG GLOCK® magazines
- Slick side upper receiver with appropriately sized ejection port and no forward assist or dust cover
- Accepts aftermarket Glock® 9mm double stack magazines. We recommend using factory Glock® magazines
- Weight – Upper receiver 7.7oz Lower receiver 12.4 oz
