Guren 03-1 AEG Inner Barrel - 6.03MM - 303MM tac-41 rifle 1 overtrousers

1 overtrousers

Double Sided tape (for cushioning and shimming)

Change your Original M4A1 MWS HOP Arm and get stronger hop up

is the most advanced and highest capacity spring loaded AEG magazine ever produced

SBA-SIL-30

Guren 03-1 AEG Inner Barrel - 6.03MM - 303MM tac-41 rifle 1 overtrousersGuren barrels are made of precise carbon steel & processed with HV500 coating. This plating reinforced the hardness of the surface. Its better than stainless steel (from HV200 to 400). Guren barrels have a single cut groove for AEG chambers and a crown cut at the end of the barrel. You can use this barrel with R hop patches bucking, the barrel cuts are squared to be 90 degree on the bottom. The window edges are cut at 45 degree to be gentle on the