Echo1/Modify - Upgrade Spring M90 (300-330fps) for AEGs

MOD-M90
  • $11.00


Features:

  • Modify's upgrade springs are manufactured from A class piano wire for strength and durability.
  • Irregular pitch coiling for enhanced performance. Very Consistent FPS.
  • Every spring has gone through vigorous and Sophisticated quality tests from the moment a new design leaves the software drawing through to final mass production.
  • Easy to install.
  • Modify S90 (300-330fps)
  • Qty: 1pc

 

Note: ****It is highly recommended to upgrade plastic bushings and spring guide to metal bushings and spring guide with this product.***

MOD-M90