The STGW 90 (unofficial name) is a discontinued, 3 layer Wenger model featuring a unique sight adjustment tool. It was replaced by the Victorinox FASS 90 in 2015.
- Knife Blade
- Nail File/Cleaner
- Sight adjustment tool. This layer has a unique backspring with a protrusion at the end for making scope turret adjustments
- Combo Tool (No tool on the opposite end)
Back Layer Tools
Black. The front scale has several markings that indicate how to use the sight adjustment tool.
A more uncommon green version was available as well.
This model was developed for Grünig + Elmiger Swiss hunting and shooting sports equipment company.
- Length: 85mm (nominal frame size)
- Weight: 87g
- Victorinox FASS 90 - Similar tools and scales (official name unknown).