JP Silent Captured Spring Builder with Alternative Spring Pack – H2
GEN 2 – H2 Buffer Version Silent Captured Spring Builder with Alternative Spring Pack made for AR-15 / Small Frame firearms. Includes SCS unit, five alternative weight springs and spacer to allow for installation in both carbine- and rifle-length buffer tubes.
Weight: 6.9 oz.
The JPSCS2-15 will not function with older Primary Weapon Systems (PWS) bolt carriers. The design of the carrier will prevent the rifle from cycling.