Bolt Return Spring Kzm
spring follower on operating rod
captive recoil spring
Figure 19-2. Method of Retaining an External Captive Recoil Spring.
recoil spring seat captive recoil spring operating spring mounts on outside of receiver
Figure 19-2. Method of Retaining an External Captive Recoil Spring.
cross pin retains operating spring in operating rod
operating rod
bolt
Figure 19-3. Captive Spring Used To Return Breech Bolt and Operating Rod.
bolt
Figure 19-3. Captive Spring Used To Return Breech Bolt and Operating Rod.
Appendix A
Post a comment