MAXX CNC Aluminium Hop-Up Chamber – M4W for MTW / M4 Platforms

The MAXX CNC Aluminium Hop-Up Chamber M4W is a premium, precision-engineered upgrade designed specifically for Wolverine MTW platforms and compatible M4 receivers. Built from high-grade CNC-machined aluminium, this chamber delivers outstanding barrel alignment, improved air seal and consistent hop application — significantly enhancing accuracy and shot-to-shot performance.

Key Features

• CNC-Machined Aluminium Body: Extremely rigid and durable construction that maintains perfect alignment under recoil or impact.
• Designed for MTW Fitment: Precisely dimensioned to match MTW tolerances, ensuring a snug, movement-free fit inside the receiver.
• Enhanced Air Seal: Improved sealing surfaces and O-ring interfaces provide consistent FPS and reduced air loss.
• Fine Hop Adjustment: Smooth, precise adjustment wheel allows for controlled tuning with excellent repeatability.
• Barrel Centreing System: Integrated stabilisation features keep the inner barrel perfectly aligned for maximum accuracy.
• Hard-Anodised Finish: Durable coating resists wear and corrosion from heavy use and repeated maintenance.

Specifications

• Material: CNC-machined aluminium alloy
• Compatibility: Wolverine MTW platforms and most M4-style receivers
• Hop Adjustment: Rotary wheel system
• Finish: Hard-anodised (matte)
• Seals: Includes O-rings and stabilisers for improved air retention

What’s Included

• MAXX CNC Aluminium Hop-Up Chamber – M4W
• Barrel stabiliser ring
• Spare O-rings and small parts
• Installation and tuning guidance

Why Choose the MAXX M4W Chamber?

• Provides a significant improvement in accuracy and consistency compared to standard hop units.
• Perfect fitment for MTW users seeking a premium upgrade with no modification required.
• Strong, rigid CNC construction minimises flex or misalignment during use.
• Ideal foundation for precision upgrades such as tightbore barrels and high-quality buckings.

Installation & Tuning Notes

• Ensure all mating surfaces are clean before installation to maximise air seal.
• Test barrel alignment before final assembly — the chamber’s stabilisation system works best with a snug barrel fit.
• Apply a light amount of silicone lubricant to O-rings where appropriate; avoid excessive lubrication.
• Begin tuning with moderate hop and adjust gradually to suit your chosen BB weight.

Precision Performance Upgrade

The MAXX M4W Hop-Up Chamber is a top-tier accuracy upgrade for MTW and M4 users who expect consistent, high-level performance from their platform.

Add the MAXX CNC Aluminium M4W Chamber to your build today and unlock the full potential of your rifle.