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Nestled near Lone Rock Wisconsin, JR Precision LLC offers an array of services to discerning firearms enthusiasts seeking excellence.
From custom-built rifles to semi-custom creations, we cater to unique needs while ensuring exceptional quality.
Whether it’s a re-barrel service or some gunsmithing, we are dedicated to bringing your vision to life.

We embrace a By-Appointment-Only policy that ensures each client receives personalized attention, resulting in exceptional outcomes that leave them utterly satisfied


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Enjoy a few videos!
(Don’t tease me, I’m not much of a videographer – more to come)


Dialing in a barrel before turning and threading for a Mauser 43


Info on my True Bore Alignment System and how I prefer to dial it in for each project


Testing a stop I made for “Mr. Whoopee’s Auto Retract Threading Tool”
This allows me to get a lot closer to shoulders than trying to do it manually.


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