STT 10.5" Everything But Lower Receiver Kit
Complete upper receiver assembly kit with barrel, handguard, and all components except the lower receiver. Ready to pair with your preferred lower for a custom build.
Fits: AR-15
STT 10.5" Everything But Lower Receiver Kit
This comprehensive upper receiver kit provides everything you need to build a compact rifle—except the lower receiver itself. It's an ideal solution for builders who already have a preferred lower receiver or want to complete a build on their own timeline.
What's Included
- 10.5" Barrel: A short, handy barrel length ideal for close-quarters work and tactical applications
- Complete Upper Receiver Assembly: Fully assembled and ready to function
- Handguard: Integrated rail system for mounting optics and accessories
- All Internal Components: Bolt carrier group, charging handle, and gas system components
Key Features
- Compact 10.5" profile for maneuverability
- Pre-assembled upper means less work for you
- Compatible with standard AR-pattern lower receivers
- Straightforward installation—simply mate to your lower and you're ready to go
Perfect For
Builders who want a quality upper assembly without the commitment of a complete rifle, or shooters looking to add a short-barreled upper to their existing platform. This kit eliminates guesswork and ensures all components work together seamlessly.
