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Prime WA M4 Metal Hop Up Chamber Set (WA version)


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- Aluminium CNC Machined
- New Design Hop up Chamber
- Can be adjust in the Upper receiver
- Used with Original WA Hop up Rubber and WA Type Inner Barrel Only


  • Model: PRIME-WP-WAM4009-AG
  • Manufactured by: Prime

This product was added to our catalog on Saturday 06 December, 2008.