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AirsoftPro hop-up unit feed block for A&K Masada is a CNC-machined aluminum replacement for the lower half of the hop-up unit, replacing the original plastic component that is prone to cracking. Manufactured from AL6061-T6 aluminum alloy, it offers significantly greater durability, a longer service life, and a precise fit for A&K Masada airsoft rifles.

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ASPRO311
AirsoftPro complete CNC hop-up unit for A&K / CyberGun MASADA is a precision upgrade made from 6061-T6 aluminum alloy that provides more accurate barrel alignment, improved air seal, and more consistent performance for A&K MASADA AEG airsoft rifles. Thanks to its high-quality construction and well-designed layout, it is an ideal upgrade for demanding...
The original lower section of the hop-up unit in A&K Masada rifles is made from plastic and is one of the most commonly damaged components of the assembly. This CNC-machined feed block is a durable replacement made from high-quality AL6061-T6 aluminum alloy. Precision machining ensures reliable operation, long service life, and a perfect fit. It is designed exclusively for A&K Masada series replicas.
Replaces the original plastic lower section of the hop-up unit, which is prone to cracking.
Manufactured on precision CNC machines for accurate dimensions and hassle-free installation.
This lightweight yet durable material provides significantly greater strength than the original plastic component.
The anodized surface protects the aluminum against wear and corrosion while giving the part an attractive appearance.
Compatible only with A&K Masada airsoft rifles. Not compatible with the PTS Masada.
| Color | Red |
| Body/receiver material | Metal |