Home / Handgun Magazines / Ismi / Sti/Infinity High Capacity Premium Magazine Springs - Ismi Sti Magazine Spring
Sti/Infinity High Capacity Premium Magazine Springs - Ismi Sti Magazine Spring
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$13.99
MSRP
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Updated
Aug 26, 2026
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Specifications
Brand
MPN
ST252
Description
Wound with high tensile, chrome silicon wire that's shot peened, heat treated, then stress-relieved for the longest service life possible, without cracking or failure.Fits STI/Infinity standard magazine, all calibers, up to and including 140mm +1 and +2 round base pads. Important when using 200 gr. bullets and heavier, 11 coils. Mfg: Ismi SPECS: Chrome silicon steel wire.
