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Kushnapup screws to long ???


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I would just measure how far they extend, then carefully grind them down to size and clean up the threads.

I am not good at that sort of stuff. The stock is awesome though, but why would they ship with screws that are to long and stick out ?? I am not bad mouthing the company. I love Bullpups and think they have done a great job on offering this to us bullpup fans. I just wish I could buy some screws that are the correct size.

Edited by scstrain
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Definitely strange. Bulk custom fastener are pretty damn cheap. I'm guessing one of two things - they bought commercial off the shelf bolts that were close enough, or there are variances in fit on different firearms, some requiring longer bolts.

Since you say you aren't good at it, here's a super easy way to do it - place painters tape on the stock around where the screws protrude to prevent marking the stock. Color the protruding section of the screws with a paint pen. Remove the screws, and grind or cut off the color sections, using a bench grinder, a dremel tool, or even a whetstone. the threads will be slightly deformed right at the bottom - cut away any excess material blocking the threads using a wire wheel, if there's any solid material still blocking the threads clean it up with a needle file.

I promise, it's very easy. I doubt anyone here will know the diameter, thread pitch and length of your kushnapup stock screws. For exact measurements you'll probably have to contact the company - or you can attempt to fix the issue yourself.

Edited by Shandlanos
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Definitely strange. Bulk custom fastener are pretty damn cheap. I'm guessing one of two things - they bought commercial off the shelf bolts that were close enough, or there are variances in fit on different firearms, some requiring longer bolts.

 

Since you say you aren't good at it, here's a super easy way to do it - place painters tape on the stock around where the screws protrude to prevent marking the stock. Color the protruding section of the screws with a paint pen. Remove the screws, and grind or cut off the color sections, using a bench grinder, a dremel tool, or even a whetstone. the threads will be slightly deformed right at the bottom - cut away any excess material blocking the threads using a wire wheel, if there's any solid material still blocking the threads clean it up with a needle file.

 

I promise, it's very easy. I doubt anyone here will know the diameter, thread pitch and length of your kushnapup stock screws. For exact measurements you'll probably have to contact the company - or you can attempt to fix the issue yourself.

Going to give it a try. Thanks.

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A second suggestion is to do everything Shandlanos suggested in prep, and use a dremel with the thin metal cut off wheel to cut off the marked section. If you go slow, the cut will be clean and not deform the threads at all. This is my go to method to "shortening" screws and bolts.

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A second suggestion is to do everything Shandlanos suggested in prep, and use a dremel with the thin metal cut off wheel to cut off the marked section. If you go slow, the cut will be clean and not deform the threads at all. This is my go to method to "shortening" screws and bolts.

I do own a dremel. Thanks to both of you for the info.

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  • 1 month later...

Found a multi function wire cutter that looks like the one pictured except with a little different handles. Looks like a company over in China cranks these out under several brand names with just slight handle changes. Anyway, worked great. Thanks for the advice.

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