Monday, March 22, 2010

Fusion Project - Fitting the Slide Stop


Current progress:

Blend undercut trigger guard.
Fit trigger to frame.
Fit hammer, sear, disconnecter.
Trigger job.
Fit and blend grip safety.
Fit firing pin stop.
Fit extractor.
Fit thumb safety.
Fit slide stop.
Radius slide stop.
Do a general de-burring and pre-finish clean up.
Refinish.
Decide on grips.
Install sights.
Test fire.
Adjust ejector.
Lock-tite the grip bushings, trigger overtravel screw, and rear sight set screw.

Today we're going to fit the slide stop.  This is one of the easier steps, and after the painstaking process of fitting the sights yesterday, I needed an easy one to cross off the list.  

If you've ever had a 1911 that sometimes had the slide lock back with rounds still in the magazine, this could be an easy fix.  


This is definitely a bigger problem the larger the diameter of the bullet used in the gun.  9mm/.38 Super will rarely have this problem, and you see it quite a bit in poorly fitted 1911's in .45ACP.  

Here's what we're looking for:  With the slide taken off the frame, put the slide stop back in.  Then take a magazine with a round inserted as far forward as possible.  Slide the magazine in and out of the frame, and observe from the top (like in the picture below) whether or not the round is bumping into the slide stop.  If it is, you need to remove a small amount of metal from the slide stop where the round is bumping it.  Be careful not to remove too much metal, otherwise there won't be enough there to engage the magazine follower, and your slide won't lock back on an empty magazine.  


Here you can see where I filed a little bit.  File and test, file and test.  There is no need to ever use a dremel tool when fitting this part.  In fact, I didn't have to remove much more than what is shown below.

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