SHOT Show 2017: JP Rifles

Published on February 3, 2017
Duration: 18:41

This video from SHOT Show 2017 features John Paul of JP Enterprises discussing their LR7 Long Range Precision Rifle and innovative components. Key highlights include a side-charging upper receiver designed for reliability, a captured spring system with variable mass carriers to mitigate suppressor-related issues like bolt bounce and fouling, and adjustable takedown pins for precise upper-lower receiver fitment. The discussion also covers a unique bipod sled accessory that enhances stability in various shooting positions, particularly in PRS competitions.

Quick Summary

JP Enterprises' LR7 rifle features a robust side-charging upper receiver and a variable mass carrier system designed to enhance reliability when using suppressors. This system mitigates issues like bolt bounce and fouling by regulating bolt velocity. Additionally, adjustable takedown pins ensure a precise upper-lower receiver fit, and a unique bipod sled accessory provides enhanced stability in various shooting positions.

Chapters

  1. 00:00Introduction to SHOT Show 2017 & JP Enterprises
  2. 00:41JP Enterprises LR7 Long Range Precision Rifle Overview
  3. 01:37M-Series Upper Receiver: Dust Cover & Forward Assist
  4. 01:53Side Charging vs. Top Charging Systems
  5. 03:35Suppressor Ready Application & Challenges
  6. 04:24New Carrier & Captured Spring System
  7. 05:01Mass Regulation for Suppressor Use
  8. 06:36Fouling Issues with Suppressors & Bolt Bounce
  9. 08:20Suppressor Applications for Small Frame Rifles
  10. 09:44Upper-Lower Receiver Fitment & Takedown Pins
  11. 13:08Bipod Sled Accessory for Stability
  12. 15:10Using the Bipod Sled on Props & Barricades
  13. 16:30Bipod Sled for Roof Props & PRS
  14. 17:26JP Enterprises Barrels, Handguards, and Compensators
  15. 18:05Availability at Brownells & Closing Remarks

Frequently Asked Questions

What are the advantages of JP Enterprises' side-charging upper receiver?

JP Enterprises' side-charging upper receiver offers several advantages over traditional top-charging systems, particularly for .308 rifles. It is more robust, ergonomically superior, and features a folding, non-reciprocating design. This design prevents bending of the charging handle, makes clearing stuck cases easier, and allows the shooter to maintain cheek weld while charging or clearing the rifle.

How does JP Enterprises' variable mass carrier system improve suppressor performance on gas guns?

The variable mass carrier system from JP Enterprises is designed to mitigate the increased bolt velocity and back pressure caused by suppressors on gas-operated firearms. By adding mass to the carrier, it helps regulate bolt speed, preventing issues like bolt ride-over, extractor breakage, and case rim separation. It also combats fouling and bolt bounce, ensuring greater reliability and extended duty cycles when using suppressors.

What is the purpose of JP Enterprises' adjustable takedown pins?

JP Enterprises' adjustable takedown pins are designed to achieve a precise, tool-less fit between the AR-15's upper and lower receivers. This eliminates unwanted play or binding, which can affect accuracy and reliability. The pins come in various sizes, allowing users to fine-tune the fitment for optimal performance and easy disassembly, even in adverse conditions.

How does the JP Enterprises bipod sled enhance shooting stability?

The JP Enterprises bipod sled acts as an accessory that significantly enhances shooting stability, especially in dynamic or unstable positions common in PRS competitions. It can be used to wedge the bipod into props like barricades or roofs, creating a solid, three-point bearing. This setup allows the shooter to remove their body's signature from the rifle, leading to more consistent aiming and improved accuracy.

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