The bolt carrier is an essential part any M4 GBBR out there its what drives the BB to come out the other end of the barrel. In a real gun its almost the same and depending on the weight it will affect how the AR will perform.

Guns modify is known for constructing quality airsoft parts in the market and have been around for a while so they know how and what airsofters want in their guns. They are a Hong Kong based company and you can be rest assured that their products have quality. Easy to put together anyone can do it, as all you need to do is pop open the receiver and slider old bolt out, replacing it with the new one.

Constructed with lightweight aluminium, the Guns Modify Aluminium Lightweight Bolt Carrier for Tokyo Marui M4A1 MWS is made for quicker follow up shots, giving you the upper hand in skirmishes or competitions, available in black, gold, silver, blue and red.

Items included:

• 1x Guns Modify Aluminum 7003T6 CNC Speed Zero Bolt Carrier for Tokyo Marui M4 MWS - Black
• 1x Screw set