JP AR-10 Heavy SCS Silent Captured Recoil Spring, Heavy Mass (H2) Version, Gen 2

GEN 2 Silent Captured Spring (patented) for AR-10-type rifles H2 Buffer Version Includes spacer to allow for installation in both carbine- and rifle-length buffer tubes. Recommended Use: Short-barreled rifles (SBRs) Suppressed weapons Rifles recommended to use an H2 buffer Select-fire rifles Piston-operated rifles GEN 2 SCS Improvements: New aluminum guide rod cuts overall weight Heavier masses translate to more buffering mass and chance of bolt bounce Full correspondence between SCS masses and H1, H2 and H3 buffers Additional mass added to both AR-10 and 9mm models for better, broader function Interchangeable buffers allow conversion between AR-15 and AR-10 models (and vice versa)