✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Mother's Day Pick Maxx Model Cnc Aluminum Hopup Chamber For Wolverine Mtw M4 / M16 Series Airsoft Rifles (model: M4w) Starter Kit [UAwEpgJM]

$22.99 $73.99 -69%

FeaturesMachined from a solid aircraft aluminum block with tight tolerances to provide better accuracy, consistency, and durabilityPrecision rotary dial design for fine hopup adjustmentsRe-engineered the hopup levers and nubs to work best with R-hop,

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Mother's Day Pick Maxx Model Cnc Aluminum Hopup Chamber For Wolverine Mtw M4 / M16 Series Airsoft Rifles (model: M4w) Starter Kit [UAwEpgJM]

Features

  • Machined from a solid aircraft aluminum block with tight tolerances to provide better accuracy, consistency, and durability
  • Precision rotary dial design for fine hopup adjustments
  • Re-engineered the hopup levers and nubs to work best with R-hop, Flat-Hop and Standard-Hop to keep the BBs shooting straight and accurate on every single shot
  • Accepted the HPA MTW Engine M4 nozzle length
  • Fully compatible with most aftermarket soft and hard rubber bucking without losing FPS or dropping BBs
  • Equipped with a new CNC Delrin Locking C-Clip design to hold barrel tight without wobbling and twisting, 3 compression springs on top, at bottom and in center of housing to ensure the hopup unit is exactly centered, straight and air tight
  • Compatible with any 11mm inner bore HPA Engine nozzle outlets
  • Specially designed with BB Latching System to prevent dropping BBs after removing the magazine, Manually opened to release BBs from inside hopup chamber by hand
CNC Aluminum Hopup Chamber M4W unit is precisely machined to perform accurately and consistently on HPA MTW Milspec, Forged, Billet and MTW-9 series.



The Hopup Chamber M4W unit is built with an aluminum Rotary Dial Knob for fine hopup adjustments, the precision Hopup Lever and 4mm Bucking Nubs to perform best with R-Hop and Standard-Hop to keep the BB shooting accurately and consistently on every single shot. The Hopup Chamber M4W unit is designed to accept the HPA MTW Engine M4 nozzle length, and fully compatible with most aftermarket soft and hard rubber buckings without losing FPS or dropping BB during use.



The Hopup Chamber M4W unit is wisely equipped with an interchangeable Inlet Adaptor OD11mm to ensure the hopup unit is inserted exactly in the center of the 11mm inner bore HPA Engine nozzle outlet without wobbling. Also mounted the removable CNC Brass Side Wings to slide smoothly into the outer barrel slots, and included an advanced CNC Delrin Locking C-Clip to hold the inner barrel tight in place without wobbling and twisting.

Manufacturer: Maxx Model

Specifications:

Hopup Kit Includes:
  • 1 x CNC Aluminum Hopup Chamber M4W unit
  • 2 x CNC Acrylic Side Cover
  • 2 x CNC Brass 2.6mm Side Wing
  • 1 x CNC Steel Pivot Pin
  • 1 x CNC Aluminum Hopup Lever
  • 1 x CNC Aluminum Soft Round Nub
  • 1 x CNC Aluminum Soft Flat Nub (4mm)
  • 1 x CNC Aluminum Hard Concave Nub (4mm)
  • 3 x Steel Nub Spring
  • 1 x CNC Steel Spring Guide
  • 1 x Steel Upper Compression Spring
  • 1 x Steel Center Compression Spring
  • 1 x CNC Delrin Locking C-Clip
  • 1 x CNC Brass Barrel Spacer
  • 1 x Brass Barrel Spacer Holder Oring
  • 1 x CNC Aluminum Rotary Dial Knob
  • 1 x CNC Aluminum Inlet Adaptor (OD11mm)
  • Overall Length: 51.15mm

    Overall Height: 22mm

    Inlet Adaptor Outer Diameter (to fit into HPA Nozzle Outlet): 11mm

    Hub Outer Diameter (to fit into Outer Barrel): 12mm

    Hub Inner Diameter (to fit Nozzle): 8mm

    Application: For most HPA MTW Milspec, Forged, Billet and MTW-9 series rifles

    Material: Aluminum 6061

    What Our Customers Say

    January 16, 2026

    Absolutely no complaints!

    So happy with the product as a complete and whole thing.

    - Alun U..

    January 16, 2026

    Absolutely no complaints!

    I'm happy with this. It is very, very, very, very, very great.

    - Aled J..

    January 16, 2026

    Absolutely no complaints!

    A truly wonderful example of modern engineering.

    - Jarvis K..

    Write a Review

    You Might Also Like

    Discover more great products from our collection.

    Realyn 75

    Realyn 75" Bookcase

    (616)
    $66.99 $214.99 -69%
    KURT GEIGER MAYFAIR 30 BELT

    KURT GEIGER MAYFAIR 30 BELT

    (196)
    $28.99 $92.99 -69%
    AJ-FIREPROTECT2-HSC-RB-W

    AJ-FIREPROTECT2-HSC-RB-W

    (430)
    $27.99 $89.99 -69%
    Chaleco Factory Wind Gris

    Chaleco Factory Wind Gris

    (979)
    $24.99 $79.99 -69%
    CORNER FILLER - Carbone Matte

    CORNER FILLER - Carbone Matte

    (709)
    $31.99 $102.99 -69%
    Epoch

    Epoch

    (733)
    $19.99 $63.99 -69%
    MD2 Scroll Set

    MD2 Scroll Set

    (550)
    $20.99 $67.99 -69%

    Copyright 2026 © mappa-mercia.org

    VISA
    PayPal
    Stripe
    Mastercard
    CASH ON DELIVERY