40 S&W barrel in 31 357 sig

Discussion in 'Gunsmithing' started by justa22, Mar 23, 2012.

  1. justa22

    justa22 New Member

    any reason to change the recoil spring in a 31 357 sig, when using a 40 S&W Glock barrel to shoot 40.
  2. voyager4520

    voyager4520 New Member

    No. Both models use the the same recoil spring, and .40 actually generates less slide velocity.

  3. brutusvk

    brutusvk New Member

    yup, works fine.
  4. SHOOTER13

    SHOOTER13 RETIRED MODERATOR Sponsor Lifetime Supporting Member

    Moved to correct sub forum: Gunsmithing