HK Army KLR / SLR - Pure Lens Style:Arctic 24 round replacement magazine for

24 round replacement magazine for the NEW Umarex S&W M&P9 and M&P9 Performance center green gas airsoft pistol

This kit comes with everything you need

low FPS spring *included* Low FPS spring not included for Canada)

CowCow T01 Magwell

Provide stable and smooth blowback cycling

HK Army KLR / SLR - Pure Lens Style:Arctic 24 round replacement magazine forThe HSTL Goggle Lens System is composed of virgin optical grade GE polycarbonate inherently UVA \ UVB and IR shielded, every HSTL lens shields your eyes from dangerous sunlight in every playing condition. The interior thermal lens features 3M Foam Sealant, trapping a layer of cool barrier of insulating air, eliminating condensation and encouraging evaporative cooling. Details Anti Fog Thermal Layer Optical Grade Polycarbonate Works only with HSTL