JP-5™ Roller Retainer Spring & Pin

This kit is composed by two gauges. (.010 and .020)

A true quick detachable 45° rail offset adapter for any Picatinny accessory. 

Replacement bolt catch paddle for the right sight of the JP-5™ lower receiver.

Charging Handle for JP-5 / SIG MPX

This new buffer retainer pin design allows for easy installation and removal of the Silent Captured Spring while ensuring unerring retention. Your SCS will never drop unexpectedly out of your lower again. It's a little thing, but what a difference it makes.

PSC-5™/JP-5™ Upper Competition Model

What an adjustable gas block is to an AR, the lock piece is to the roller-delayed JP-5™ platform. This easily interchangeable component allows you to tune the recoil impulse of your rifle to suit whatever ammo or configuration you want to run. Like every part we make, our JP-5™ Lock Pieces are a premium component manufactured from a proprietary steel and...

Aluminum ACE stock ideal for competition, sporting and tactical use.

Hogue Pistol Grip with JP Logo

Developed and used for years in our own custom shop. JP Vice Clamps are the ideal tool for component installations.