G&P SPR Charging Handle For Tokyo Marui M4A1 MWS GBB Designed for MWS System GBBRPerfect combination when you build MK12 Mod SPR MWS GBBR G&P SPR Charging Handle For Tokyo Marui M4A1 MWS GBBSKU: GNP-PART-MK12MDCH$40.00PriceQuantityAdd to CartBuy Now