| 6.02mm Interchange Barrel for KSC M4 GBB Series (250 mm) |
| Increasing the muzzle for statable airflow. |
| Fits for KSC M4A1 SYSTEM-7 TWO HOPUP |
| All KSC M4 GBB Interchange Barrel Products for choice. |
Fits for MK18/CQB-R
Bore Size: 6.02 mm
Length: 250 mm
Material: BRASS
Weight: 60g