ACW-GB105 GAS BLOWBACK HOP-UP CHAMBER FOR M4 GBB RIFLE

The ACW GB105 gas blowback hop up chamber is a precision upgrade designed to improve consistency and reliability in M4 GBB rifle platforms. Manufactured by Atlas Custom Works, this component is built from durable metal and CNC machined to ensure accurate tolerances and a clean, precise fit. With a compact 40 mm length and lightweight 0.7 oz construction, it integrates seamlessly into compatible gas blowback systems without adding unnecessary mass. The black finish matches most internal GBB components and maintains a clean, professional look inside the rifle. Designed specifically for gas blowback M4 platforms, this hop up chamber provides a solid foundation for stable BB flight and dependable performance during rapid cycling and realistic recoil operation.

Engineered for durability and long term use, the full metal construction helps resist wear from repeated firing and gas pressure cycles that are common in GBB airsoft rifles. CNC machining ensures proper alignment with the inner barrel and hop up components, supporting consistent air seal and reliable feeding. This makes the ACW GB105 an excellent choice for players performing maintenance, repairs, or performance focused upgrades on their M4 gas blowback rifle. Whether you are restoring worn internal parts or refining your rifle for improved accuracy and shot to shot consistency, this hop up chamber delivers dependable results. Ideal for airsoft technicians, GBB enthusiasts, and players who value realistic operation, the ACW GB105 supports smooth function during training, skirmishes, and milsim events. For those searching for airsoft GBB hop up chambers, M4 gas blowback upgrades, or CNC machined internal components, this Atlas Custom Works hop up chamber offers a reliable, well built solution that enhances overall performance without unnecessary complexity.

Specifications

• Manufacturer: Atlas Custom Works
• Material: Metal
• Weight: 0.7 oz
• Length: 40 mm
• Color: Black

Features

• Full metal construction for durability
• CNC machined for precise fit and finish
• Compatible with GBB M4 platforms

Package Includes: 1x Component
Product Barcode: 874876898791