Description
Multi-Pattern Red Dot Scope Mount for STI 2011 (21mm Frame)
High-precision Toni System multi-pattern scope mount engineered specifically for STI 2011 platform pistols with a 21mm frame width. This frame-mounted optic bracket is the ultimate upgrade for competitive shooters competing in the Open Division (IPSC/IDPA) who demand a rock-solid, match-ready optic setup without compromising handgun reliability or cycle speed.
By anchoring directly to the pistol’s frame rather than the slide, this mount ensures that no extra reciprocating weight or moving mass is added to the slide. This engineering approach ensures an incredibly smooth and fast slide cycle, dramatically reduces vertical muzzle flip, and allows for lightning-fast follow-up shots as the red dot remains completely stationary during firing sequences. The heavy-duty integrated design blends flawlessly with the firearm’s chassis, eliminating any risk of flexing or mechanical failure under heavy major power factor recoil forces.
Technical Specifications & Compatibility:
- Frame & Slide Dimensions: Optimized for STI frames with a 21mm width. Fully compatible with STI slides with a width up to 23.5mm.
Full Red Dot Compatibility (Universal Multi-Fit Pattern):
The top mounting interface features a comprehensive pre-drilled and threaded array designed to securely host the most popular competition and tactical optics on the market:
- Toni System: ZR / ZX / ZV
- C-More: RTS2 / STS2
- Leupold: Delta Point Pro
- Vortex: Razor / Viper / Venom / Defender
- Sig Sauer: Romeo 3 / Romeo 1
- Shield: SMS / RMS
- Benthley: TSX6 / A-1
- JPoint: RMD
- Meopta: Meosight / Meored
- Burris: Fastfire 2 / 3 / 4
Technical specifications
- Item code: AMDSTI
- Weight: 51 g
Compatibility
- 2011



















