The ST-22 is an innovative high precision CNC machined from billet aluminum 10/22 pattern receiver. The receiver has an integrated mil-spec picatinny rail and is compatible with all picatinny rail optics mounts. The receiver accepts all Ruger 10/22 components and is compatible with all Ruger 10/22 stocks and barrels. With an enlarged ejection port the ST-22 offers more reliable ejection and easier cleaning. The unique and ergonomic T style charging handle offers a truly ambi solution for the 10/22 platform. 

Features: 

1. Ambi T style charging handle
2. Forward assist
3. Cleaning hole
4. Hard anodized finish
5. Anti-droop barrel lock screw
6. Lightweight billet construction
7. Compatible with all 10/22 barrel profiles up to 0.920" dimeter. 
8. Non-restricted FRT 197700

Compatible Magazines: 

1. All 10/22 magazines fit, function, and drop free.
2. Factory converted to accept TUF-22 magazines
3. The SBI 10/22 magazine adapter fits and functions without any issue.

Compatible Parts: 

1. All standard pattern 10/22 bolts. The bolt must be compatible with standard 10/22 charging handles.
2. All 10/22 stocks and chassis, except any stock / chassis that covers the top of the action. Incompatible stocks include, but not limited to, the SR-22 chassis, ATI AR-22 10/22 stock, and Archangel Nomad Stock.
3. All 10/22 triggers.

Receiver Includes: 

1. Stripped Non-Restricted ST-22 Receiver
2. ST-22 ambidextrous T charging handle
3. ST-22 forward assist
4. SBI Adjustable V-Block and action screws