Orders wit delivery to EL PROTECTOR till 2.8.
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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 players as well as professional servicing.

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ASPRO337
AirsoftPro aluminum nozzle with double sealing is a durable CNC upgrade nozzle for AEG electric airsoft guns designed to improve the air seal and reduce unwanted air loss during firing, helping to increase performance. Thanks to its dual internal O-ring sealing, precision CNC machining from 6061-T6 aluminum alloy, and polished finish, it provides a...
MPLF092-60
MACARON Hop-up Bucking by Maple Leaf for maximum accuracy. Patch shape: arrow (diamond). Yellow version with hardness of 60 shore (up to 120 m/s). Sealing ridge. Compatible with AEG / HPA chambers of TM standard (M4, AK, CZ EVO, G36, and others).
4UAD001
High-quality 4UANTUM Friction hop-up bucking by 4UAD for AEG / HPA rifles. Redesigned nub for perfect range and accuracy. Capable of hop-up for heavy sniper BBs up to 0.48g. Traditional single-point nub with minimal room for BB misalignment. Accuracy, range, and precision, that’s what it’s all about!
4UAD006
4UANTUM SEAL Silicone Grease for Sealing by 4UAD in a transparent finish. High-viscosity sealing grease. Ideal for sealing repairs and preventing leaks from damaged O-rings. Suitable for electric AEGs, manual, GBB, CO2, and HPA gas guns. Content: 15 ml. Easy application with a pen applicator.
The AirsoftPro CNC hop-up unit is designed for MASADA series electric airsoft rifles manufactured by A&K, PJ, and CyberGun. It is machined from a single piece of 6061-T6 aluminum alloy with a red anodized finish, providing high strength while maintaining low weight. Precision CNC machining improves air sealing, reduces air loss, and helps deliver more consistent performance. The hop-up arm is secured with a retaining screw, preventing it from falling out as can happen with the original plastic unit. The unit is compatible with both the original plastic nozzle and the AirsoftPro aluminum nozzle with a functional length of 35 mm. A hop-up bucking is not included.
The unit body is machined from a single piece of 6061-T6 aluminum alloy for maximum precision and long service life.
Precision manufacturing helps minimize air loss and contributes to more consistent rifle performance.
The hop-up arm is retained by a screw, preventing it from accidentally falling out like on the original design.
The package includes all small installation components, including a brass centering ring.
Designed for A&K, PJ, and CyberGun MASADA rifles. Compatible with both the original nozzle and the 35 mm AirsoftPro nozzle.
| Color | Red |
| Hop-Up chamber material | Metal |