Microtech CMTX5-A from 10/2004
This knife opens automatically by pushing on the end of the pocketclip, underneath which is the actuator which releases the blade.
Specs:
Length open: 20,6 cm
Length closed: 11,6 cm
Blade length: 8,9 cm
Blade thickness: 3,23 mm
Steel: S30V stainless with black coating
Handle material: brown canvas Micarta on titanium liners
Weight: 112 grams