The Colt's Manufacturing SPK403979 Bolt Repair Kit is designed for maintenance and repair applications involving compatible M4 and AR15 platforms. This replacement kit provides a practical solution for firearm owners, armorers, and gunsmiths who need to service the bolt assembly and help keep a compatible rifle operating reliably. Its focused design supports straightforward parts replacement during routine inspection, refurbishment, or repair work.
The kit is manufactured by Colt's Manufacturing, a recognized name in firearms and firearm components. It is identified as a bolt repair kit and is intended for use with M4 and AR15 configurations as specified by the product model. The black finish provides a subdued appearance that integrates naturally with many standard rifle assemblies and replacement components.
Before installation, verify that the part number, firearm configuration, and intended application match your maintenance requirements. Installation and inspection should be performed by a qualified gunsmith or another trained professional, following applicable manufacturer guidelines and all local laws. The Colt's Manufacturing SPK403979 offers a dedicated replacement option for maintaining compatible bolt components without replacing the entire firearm assembly.
Features:
- Manufacturer: Colt's Manufacturing
- Part Number: SPK403979
- Model: Bolt Repair Kit
- Compatibility: Designed for compatible M4 and AR15 platforms
- Type: Bolt repair kit for maintenance and replacement applications
- Color: Black
