The beavertail extension naturally encourages a high hand hold under the receiver for maximum recoil control while maintaining comfort

If you're using the HK45 GBB pistol as your preferred sidearm for airsoft games

It is conveniently adjustable for both cheek riser height and length of pull

Adjust your AEG and check the Statistics using a USB-Link or Blu-Link and GATE Control Station for PC

for precision airsoft games

KWA Original: Iris-4 AEG Variable Madbull The beavertail extension naturally encouragesKWA AEG Variable Adjustable FPS system & Drop in ready Gearbox Comes with one KWA TK45 80rd magazine Batteries and Charger not included.