Magnum 7mm
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- Joined
- Jul 13, 2008
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I just bought a NEW S&W 617 4". I've shot 50 rounds single action for sight in and grouping different brands of ammo. NO problems when using single action. I've shot 120 rounds of Winchester XPERT in double-action with 5 misfires. I shot 130 rounds of Federal (Bulk Pack) with 10 misfires. I put the misfired cartridges back in the revolver, rotated their position for a different firing pin strike, and they all fired. I plan to test some CCI and some Remington ammo in double action mode in the next couple of weeks to make sure it's not an ammo problem. (which I don't think it is) I know the hammer doesn't come back as far in DA as it does in SA. Can the mainspring be adjusted to increase the striking power of the hammer when shooting double action? Or could this be a cylinder stop/timing issue? Have any of you had this problem? The revolver is brand spankin new. It should work properly. I'm sure Smith & Wesson will take care of any problems.