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Checkout - Oma maksutapa kaikille
Checkout - Oma maksutapa kaikille
Checkout - Oma maksutapa kaikille
Checkout - Oma maksutapa kaikille
39,90 €

Inc. taxExcl. tax

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Orders placed before 1 pm (Eastern European Time)
will be shipped out on the same business day. Orders that contain installations or upgrade services will be shipped out after the job is complete.

Delivery on?

These are estimated delivery dates. Please take into account that orders are normally not transported on holidays and weekends. The order can be collected during the opening hours of your nearest pickup point. You can track your order with the tracking number found in the order confirmation email.

AirsoftPro Metal Hop-Up Chamber Set for M4/M16 Series (Gen. 3)

One-piece CNC hop-up chamber is manufactured of aluminum alloy 6061-T6, which is hard and durable, but still light metal alloy. Weighing only 14g, the chamber is designed for especially demanding airsoft enthusiasts, for whom the even and high-quality performance is of utmost importance.


  • Chamber manufactured with a high-accuracy CNC machine
  • Distinctly tighter build than the stock chamber
  • Durable structure from anodized aluminum 6061-T6
  • Centering ring that improves the fit of the inner barrel
  • Exact measuring of the hole in the hop-up lever prevents wobbling and improves accuracy
  • Longer feeding tube improves feeding
  • Deeper barrel lock groove for C clip
  • Easy to install
  • Compatible with MBlock

The package includes:

  • Hop-up chamber
  • Brass centering ring
  • Two inner barrel O-rings to ensure a better fit with gearbox
  • Hop up nub
  • Springs, shims, screws etc.

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