HOP-UP bands for electric airsoft guns

Brand: G&P

Reference:  GP00062

Brand: MadBull

Reference:  MB0012

Brand: EPeS

Reference:  E364-SET

If the hop-up rubber sleeve protrudes too much into the chamber, it leads to feeding issues and, in worse cases, can result in choking and fatal damage to the weapon. The solution is to shim the sleeve using EPeS spacer. In the package, you will find 2 spacers with a thickness of 0.4 and 0.6 mm.