https://www.kingdomofairsoft.com/product-page/fps-tsa-piston-for-ak-g36-ngrs
FPS TSA Piston For AK-G36 NGRS | kingdomofairsoft
Fps is proud to present the first AK/G36 MARUI NGRS piston with body in technopolymer The loaded technopolymer assures great mechanical resistance, lightness...
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