King Arms AK Hop-Up Chamber (POM)
This One-Piece Chamber Set is more durable and accurate in feeding BB
Improves Firmness of the chamber & stabilizes the muzzle velocity
O-Ring Sealed Design to Improve Air-Seal
Re-Designed Hop Up System prevent loosening
Includes all parts needed for installation
Require expert on installing into stock AEG
As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed