維修及更換MWS 飛標 RA-Tech NPAS MWS Valve Bolt Carrier (Disassembling MWS Bolt Carrier Guide) 

又好幾個月冇拍片, 近期工作好忙, 日日都唔夠訓! 有時間有野玩下就拍下片,
重有好幾條片未剪好, 剪就放出來.
有小小野補充返用後感. overall, E 個NPAS 好過其他NPAS 既飛機或個NPAS VALVE, 我STRONGLY Recommended 用E 只多個買只飛機或 換其他.
如想買既, 可以係下面個D 地方買.
www.sixmm.com/products/ra-tec...
www.fire-support.co.uk/produc...
www.mlemart.com/products/ra-t...

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