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Systema PTW M4 M16 M4A1 Cylinder M130

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Usually Ships in 1 To 19 Business Days
$229.99
Systema PTW M4 M16 M4A1 Cylinder M130

Systema Professional Training Weapons M4A1 Upgrade Cylinder Unit
- Cylinder Unit Includes Magnesium Piston and M130 Spring for 420 - 445 FPS
- Swaps out with stock cylinder in seconds
- Compatible with M4A1 M4 or M16 models