SIG SAUER P365 Caliber X-Change Kit – 380 ACP, SIGLITE Night Sights, 10 Round Magazine | Polymer80
About this product
Upgrade Your SIG SAUER P365 with the .380 ACP X-Change Kit
Transform your SIG SAUER P365 into a versatile, compact daily-carry pistol with this complete X-Change Kit. Designed for seamless conversion to .380 ACP, this kit includes everything needed for a 100% bolt-on upgrade—no special tools or gunsmithing required. Perfect for shooters seeking reduced recoil and enhanced controllability in a reliable platform.
Kit Includes:
- Complete slide assembly with durable Nitron finish
- Precision-machined barrel and operating rod
- SIGLITE night sights for low-light visibility
- (1) 10-round steel magazine for reliable feeding
Technical Specifications
- Caliber: .380 ACP
- Sights: SIGLITE night sights
- Magazine Capacity: 10 rounds
- Finish: Nitron
- Compatibility: All P365, P365X, and P365XL models
Why Choose This Kit?
As experts in firearm components, Polymer80 ensures this kit meets high standards for performance and safety. The modular internal chassis allows for quick swaps, making it ideal for training, concealed carry, or customization. Enhance your shooting experience with reduced recoil and the confidence of SIG SAUER quality.

Note: This product is for legal use only. Always follow local laws and manufacturer guidelines.
What's in the box
- SIG SAUER P365 Caliber X-Change Kit – 380 ACP, SIGLITE Night Sights, 10 Round Magazine | Polymer80