Atlas Custom Works WA M4 GBB Series NPAS Complete Bolt Carrier[37539 / ACW-GB137]
The Atlas Custom Works WA M4 GBB Series NPAS Complete Bolt Carrier is an upgraded Bolt Carrier Group with an adjustable FPS system. These are great for players who play at fields with varying FPS limits. Allowing them to use the same gun at different FPS levels.
Manufacturer: Atlas Custom Works
Model: WA M4 GBB Series NPAS Complete Bolt Carrier
Package Includes: Bolt Carrier
Warranty Length: 45 Days
Warranty Handler: Airsoft GI (Warranty Policy)
- CNC Aluminum Construction
- Compatible w/ the Western Arms GBBR Series
- Improves GBBR Cycle
- Professional installation is recommended. Improper use or installation of upgrade parts are 99% of the time the cause of failures of these items.
- Please thoroughly inspect any parts for defects before attempting installation. Due to the high possibility of damage from improper installation, we will not warranty parts after attempting installation.
- Manufacturer: Atlas Custom Works