ISMI Main Spring

Other products by ISMI
  • Item #:  XXMS
Our Price: $6.25
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ISMI premium springs are manufactured exclusively with certified aerospace spec alloys; stainless alloy and chrome silicon. Each spring has been heat treated, stress relieved and shot peened to enhance performance and durability.

These extra steps and quality materials ensure consistency and longevity many time that of standard music wire springs. All springs carry a 12 month manufacturer replacement warranty.
Average rating 10 out of 10 ( based on 4 reviews )


Review by Renato on 3/10/2020

Very good product!

High quality item

Review by mk on 8/22/2019


1911 Production minor

Review by Chris on 4/25/2019

great product!

owner of gun store

Review by Don Gregory on 6/7/2017

awesome springs ISMI are good quality springs

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