Uintah Precision Bolt Action AR Upper Receivers

Why Choose The UPR?

Introducing the UPR-10 & UPR-15 – the industry-leading bolt action upper receiver options for AR rifles. Our complete bolt action upper receivers are designed to work with nearly any standard AR assembly. It feeds out of your standard AR magazines, so there are no modifications necessary. Also, we made sure that all of your AR rifle accessories integrate perfectly with our UPR receivers.

 

ORDER YOUR UPR-10 OR UPR-15 COMPLETE BOLT ACTION AR UPPER TODAY

 

 

  • BOLT ACTION AR UPPER RECEIVERS

  • EASY 2-PIN INSTALLATION

    The UPR upper assembly ships ready to be easily installed on your AR rifle. Conversion is quick, and couldn’t be easier. Remove two retaining pins, and the UPR drops directly onto your AR lower receiver – and it feeds out of your same magazines. No modifications, No hassle. See how easy it is to install the UPR in the video above.

  • FULLY COMPLIANT AND AMERICAN MADE

    The UPR-10 and UPR-15 are both made in the USA, and are fully compliant in all 50 states. No more regulatory worries, with the UPR upper receiver you can shoot your AR in any state you’d like.

  • INCREASED ACCURACY WITH BOLT ACTION

    Maximize accuracy, reliability, and control with the UPR complete bolt action upper. We designed the upper assemblies with a thick, rigid wall, resulting in the best bolt action accuracy among any AR-10 or AR-15 rifle. In addition, our uppers feature an integral Picatinny rail scope base, resulting in greater rigidity. The rail on our UPR-10 uppers are machined with a 20 MOA slope, allowing for more adjustment and range for your optic.

  • UPR-10 QUICK SPECS

    The UPR-10 is machined with 7075-T6 Billet aluminum and is compatible with any AR-10 standard length magazine .308, 6.5 Creedmoor & .243 Winchester ammunition. The barrel is produced by Shilen Rifles from their 4140 CM with #5 Contour. Plus, the UPR-10 is guaranteed 1 MOA or better with a 3 shot group at 100 yards with match grade ammo.

    See UPR-10

  • UPR-15 QUICK SPECS

    The UPR-15 is machined with 6061-T6 Billet aluminum and is compatible with all AR-15 standard length magazine .223, 6.8 SPC or 6.5 Grendel ammunition. The barrel is sourced from Match Grade Machine and is made of 416R stainless steel. Like the UPR-10, the UPR-15 is guaranteed 1 MOA or better with a 3 shot group at 100 yards with match grade ammo.

    See UPR-15