Free Shipping on orders over $200 - Fast Shipping - Open 7 days a week

KWA RM4 ERG Rotary Hopup Assembly

Sold Out

Product Details


  • High quality reinforced polymer construction
  • Rotary style adjustment knob
  • Factory direct OEM replacement part
New to the KWA ProShop is the RM4 ERG rotary hop-up assembly, which comes with all parts pictured. This will fit the new RM4 Series as well as the original PTS ERG line.

Compatibility: For KWA RM4 ERG and other compatible M4 / M16 Series Airsoft AEG Rifles
Material: Polymer

Manufacturer: KWA

View More