EOTech Shift-To-Side Mount Kit. Specifications for EOTech Shift-To-Side (STS) Mount Kit 9-G33STS: Manufacturer: EOTech Color: Black Fit: EOTech Holographic Weapon Sights Red Dot Sights-Footprint: Not Applicable Attachment Type: Weaver Picatinny Optic Cut: Not Applicable Length: 3.9 in Height: 3.3 in Weight: 11.02 oz Condition: New Additional Features: Eye Relief - 2.2in Magnification-3x Water Resistant - Submersible to 33 ft (10 m) depth Mount Type: Weaver Features of EOTech Shift-To-Side Mount Kit: When that extra power is needed and seconds count the STS is the perfect mounting solution. EOTECH STS Mangifier Mount is compatible with G30 G33 G43 and G45 Magnifiers. This is the standard mount that comes with the G33 G43 and G45. EOTech 9-G33STS: Shift-To-Side Mount Kit