** NOT A PARTS KIT!! THIS SERVICE IS FOR FIREARMS THAT ARE SENT TO OUR AZ WAREHOUSE FOR COMPLIANCE WORK. **
This conversion service is to make your HK 91/MP5/PTR-91/C308 California compliant.
Compliance options for guns being purchased from WBT can be found here:
www.wbtguns.com/categories/california-compliance-upgrades.html
