Factory original SIG SAUER P320 Striker Spring manufactured to SIG’s specifications to provide reliable striker strike energy and consistent primer ignition. This precision spring fits P320 fire control groups (including M17/M18-compatible modules) and is intended for service, repair, or rebuilds where worn or weakened striker springs are suspected. Proper tension helps maintain consistent ignition performance and overall firearm reliability.
OEM replacement spring for consistent striker strike energy and reliable ignition in P320, M17, and M18 fire control groups.
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