Modify Type 1 Bore Up Cylinder for M4[36542 / MOD BU CYL M4]
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Model: Type 1 Bore Up Cylinder for M4
Package Includes: Cylinder
Warranty Length: 45 Days
Warranty Handler: Airsoft GI (Warranty Policy)
- Increase FPS
- Metal Construction
- Ventilation Holes
- Professional installation is recommended. Improper use or installation of upgrade parts are 99% of the time the cause of failures of these items.
- Please thoroughly inspect any parts for defects before attempting installation. Due to the high possibility of damage from improper installation, we will not warranty parts after attempting installation.
- Manufacturer: Modify