The Sig Sauer CALXMPX4B9G2 Caliber Exchange Kit is a testament to Sig Sauer's commitment to precision engineering and quality craftsmanship. Designed for the Sig MPX Gen II, this kit features a robust 4.5" black nitride carbon steel barrel, ensuring durability and optimal performance. Ideal for range time and training, this exchange kit allows for seamless caliber conversion, enhancing your shooting experience. Sig Sauer is renowned for its innovation and reliability in the firearms industry.

Key Features:
- Manufacturer: Sig Sauer
- Model: Caliber Exchange Kit
- Caliber: 9mm Luger
- Condition: New
- Action: Semi-Automatic
- Finish Color: Black Nitride
- Barrel Length: 4.50"
- Number of Magazines: N/A
- Capacity: N/A
- Optic Footprint: N/A
- Unique Features: Flash Hider
- Night Sights: No
- External Safety: No
- Threaded Barrel: No
- What's In The Box: Barrel
- Weight: N/A
- Length: N/A
- Width: N/A