Ultra Mass & MGR Flatwire Recoil Spring

Ultra Mass & MGR Flatwire Recoil Spring

ZR Tactical Solutions
SKU:
PDP-Spring-UMS
$18.00
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Width:
4.00 (in)
Height:
1.00 (in)
Depth:
6.00 (in)
Current Stock:
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Description
  • Replacement spring for our Ultra Mass guide rods & MGR (Glock)
  • Will NOT fit factory guide rod
  • Tune your ammunition to the spring rate
  • 15lb - reduced weight 
  • 17lb - suppressed use
  • 18lb - factory weight
  • Flatwire life expectency is 10K (depending on ammo)



Additional Information
Short Description:
  • Pairs with our ULTRA Mass Guide Rod
  • Will NOT fit factory guide rod
  • Allows tuning of pistol to user's ammo
  • Not recommended for +P+ ammo