Gun of KJW KP-13
The KP-13 can use gas or Co2 magazine
The magazines are compatible with those of KP-17
The KP-13 has a more ergonomic and anti-slip grip
In addition, the front sight is fiber optic
Blow Back: YES
Hop Up: YES
Weight: 770 grs.
Length: 180 mm.
Construction: Polymer
FPS: 280-300
Charger: 23 rds