The JP Silent Capture Spring (SCS) system is the result of years of innovation. To find the right SCS for your rifle, you can use this step-by-step guide to zero in on the right SCS for a new or custom build.

The standard SCS units use steel masses while the heavy H2 versions use a combination of steel and tungsten masses. The number of tungsten weights corresponds to the standard bufer weight (H, H2, …

JPSCS. Some newer SCS kits come pre-loaded with thread locker. If you need to apply thread loc , we recommend a semi-permanent product such as Loctite® 243. Do not install the JPSC

Remove the snap ring from the SCS mass assembly by using the tip of a small screwdriver to pry up the end of the ring and slide it off the back side of slider. Once the tip is off, the ring should remove easily …

The JP VMOS system provides complete reliability and tunability of your operating system.

WARNING: The products offered for sale on this website can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more …

ackage includes a variant SCS unit and all the subcomponents required for use with the Law adapter. Below, you will find installation instructions to accompany a new installation of a Law Tactica

This is hands-down the best designed and highest quality general purpose carrier on the market, and when properly lubricated, a JP operating system will make your rifle feel like it's cycling on ball bearings.

For small-frame rifles, the complete JP LMOS™ system consists of one of our low mass bolt carriers and our lightweight buffer conversion kit, but any LMOS™ component can be installed individually in …

If the SCS protrudes past .060” inches or so (the approximate width of a quarter), thread the buffer tube out one turn and recheck protrusion and add the spacer shim if necessary.