Sig Sauer P365 / P365X Factory OEM Replacement Recoil Spring Assembly
 
Factory replacement recoil assembly for a P365 chambered in 9mm.  
 
This is for all P365s with a 3.1" barrel length EXCEPT for XMACRO. 
 
Not compatible with P365 XL or P365-380 models.
 
Part number: KIT-365-RECOIL-SPRING