Classic Army Rotary Hop-Up Unit for M4/M16 Series Airsoft AEGs, Blue

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Enhance the performance of your M4/M16 series airsoft AEG with the Classic Army Blue Rotary Hop-Up Unit. This essential upgrade allows for superior control over BB trajectory and increased accuracy during gameplay. Crafted from durable polymer, the hop-up unit ensures reliable and consistent performance even during intense airsoft battles.

Designed to fit most airsoft M4 AEG gearboxes, this hop-up unit is a versatile choice for those seeking an upgrade to their airsoft rifle. Its vibrant blue color adds a unique touch to your gun, setting it apart from the standard black hop-up units commonly seen in the field.

Installing the Classic Army Rotary Hop-Up Unit is a straightforward process, making it accessible for both beginners and experienced tech-savvy players. The rotary design offers precise and fine adjustments to the hop-up, enabling you to find the perfect setting for your preferred BB weight and BB flight path.

With improved hop-up performance, your shots will fly straighter and more consistently, allowing you to hit your targets with greater accuracy. This is particularly advantageous in long-range engagements or when shooting through narrow windows or tight angles.

Experience the difference in your airsoft gameplay with the Classic Army Blue Rotary Hop-Up Unit. Elevate your M4/M16 AEG's performance and gain a competitive edge on the field. Upgrade your hop-up system and bring more precision to your shots with this top-quality hop-up unit from Classic Army. Upgrade your airsoft rifle now with the Classic Army Blue Rotary Hop-Up Unit and enjoy improved BB control and enhanced accuracy during every skirmish, available at Airsoft Station.


  • High-density polymer construction for durability
  • Easy-to-use rotary design for hop-up adjustment
  • Maintains FPS and BB consistency with aftermarket buckings
  • Fine-tune hop-up settings with precision rotary dial
  • Compatible with version 2 gearboxes for versatility and easy installation
For use with most airsoft M4 AEG gearboxes
Classic Army
Package Includes:
1x Hop-Up Unit, 1x Set of Hardware
30 Day Return & Warranty

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