Venom 7.4 2000 Mah Wadsn The KM4 AEG hop-up assembly Specna RED colored Four Reticle BB Weight:.20 4571443178756

The KM4 AEG hop-up assembly fits all KM4 Series rifles

We also recommend using the Valken Sierra airsoft goggle or Valken Zulu airsoft goggle in tandem with our mesh masks for full cover protection

M-LOK® & KEYMOD™ Short length PICATINNY (3 Slot) accessory rail

You still get great trigger response

High Tension Steel Spring for Enhanced Reliability and Improved Feeding

Venom 7.4 2000 Mah Wadsn The KM4 AEG hop up assembly Specna RED colored Four Reticle BB Weight:.20 4571443178756 The KM4 AEG hop up assembly fits all KM4 Series rifles We also recommend using the Valken Sierra airsoft goggle or Valken Zulu airsoft goggle in tandem with our mesh masks for full cover protection