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ISMI rods are machined from stainless steel
P/N: Hellcat-GR
An upgrade from the factory dual spring setup for the simplicity and added mass of the stainless steel rod used in tandem with the single ISMI flatwire spring
A stainless steel uncaptured guide rod designed to be used with ISMI flatwire springs
Individual weights are 6
Glock 17/22 Magazine Spring 2011 ISMI rods are machined fromManufactured of Chrome Silicon alloy. These mag springs are designed to take less initial set in order to provide greater load and longevity to ensure reliable ammo feeding. This 11coil mag spring is for use in standard capacity 17 22 models and will work with most plus 1 and 2 extensions. Part#: GL1
US$ 19.99
US$ 11.99
US$ 12.50