Hkpolice-Psu

引用:

原帖由 lok_chow 於 3-2-2009 11:18 發表
http://www.redwolfairsoft.com/redwolf/airsoft/NewsDetail?newsID=817

Sorry, i want to know what the different between this gearbox and the PTW's gearbox?

there are no any gearbox within the M4 PTW, so what would u like to ask  actuclly?