Upgrade set for VSR, MB03, 300%, Well
Upgrade set for VSR from Well. It is therefore all the rifles series MB02, MB03, MB07, MB09 and MB10.
Upgrade set for VSR from Well. It is therefore all the rifles series MB02, MB03, MB07, MB09 and MB10. Based on experience, it is also applicable to VSR other brands with the same technical solution. In the package includes a narrow spring 300%, reinforced metal piston and spring guide with the bearing.