Have you ever wondered why is that your 416 looks a bit of weird but you can't actually tell why?
Maybe it's because of that hex screw of the Rail.
HAO made the RS spec 416D Quad Rail scew for you. Not the MR556/223.
Update your 416 with real deal!
Quad Rail RS-spec replacement screw
TERM OF USE
Term Of Use:
All the products are made and design for Airsoft use. Any modification of structure, exterior, appearance or painting, marking or wiping the cover/instruction on the merchandise may lead to violate your nation's law regulation. Customers shall bear the full legal liability after the modification.