"Manual-String-Release" machine gun, P504 MA:KUN.
Upper : 46 rounds.
Lower : 21 rounds.
First, coiling the string around a pin and hanging a rubber band 2 or 3 times.
When the string is pulled, rubber bands are released.
Full loading 46 or 21 rounds.
Inserting the barrel into the barrel-jacket.
Setting the string's loop at a claw of the drum.
Turning a handle, the rubber bands are released.
The barrel in the jacket.
MA:KUN (Maku-Kun) means "Mr.WIND-UP" in Japanese.
Folding crank handle.
It is detachable.
All-view with a 46 rounds separate barrel.
<Completion Date> 2008/05
<Model Name> P504 MA:KUN
<Category> MACHINE GUN
<Length> 600 MM
<Barrel Length> 240 ~ 370 MM
<Capacity> 46 rounds , 21 rounds
<Ammo> #16 Rubber Band (Japan Industrial Standards)