View Full Version : Borrow a Pull Gauge
NightCat
10-26-2012, 00:38
Anybody in the Colorado Springs area have a Trigger Pull Weight Gauge I can borrow for a few tests on my M&P?
Thanks!
- Dave
james_bond_007
11-19-2012, 17:18
If you can't find one, here's a method I used that worked pretty well.
I have a small digital scale (maybe goes to 8 or 10 lbs), for measuring food portions. It cost under $20. It is accurate to a few grams. It can switch between metric and ounces.
Tie a string around an empty milk jug handle. Tie a piece of a coat hanger (with the hook) to the end of the string.
Hang the jug on your trigger. (Or instead of a coat hanger, loop another piece of string around the trigger and tie to the jug).
Take a pitcher of water and fill the jug slowly until the trigger breaks.
Weigh the jug/string/hanger.
Empty the jug, repeat and average the measurements.
Make sure the measurements are consistently close.
Since the grams gave me better resolution ( 1 gram versus 1/8 ounce) , I recorded grams and then converted to ounces.
This works well. I later compared my measurement to a friend's trigger gauge and the measurements differed by only 1/10 ounce.
I can't say that either measurement was off, but both were probably not calibrated to the same reference.
I know the scale is accurate, as when I was rolling quarters, I weighed the rolls. I could easily tell when I was + or - 1 quarter/roll.
Let me know what you think.
NightCat
11-20-2012, 01:54
Saw a Similar DIY video on YouTube...haven't decided to take the time to do it and am currently content with the "finger gauge" at 3-3.5lbs.
I'll eventually put it on an actual gauge.
james_bond_007
11-20-2012, 15:42
Interesting that you found a video.
I came up with this method about 15-20 years ago.
I have posted it to other forums.
I don't claim to be the "inventor" of this.
I can't say that no one else came up with it before that time; just that I devised it independently with materials I had on hand.
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