Design for Marui 5.1/ 4.3/1911 Series Airsoft Gas Blow Back Pistol.
These loading nozzle springs are stiffer than the stock springs in your Hi Capa, which will cause the nozzle to return faster which is beneficial in high end GBB builds.
Package include 3 x Spring.
Replace the standard Spring of airsoft pistol.


Spring Lenght : 40mm
Major Color : Black
Weight with Package: 6g
Manufacturer : AIP