Ackermannchen ROSTFREI 20cm Italian Collini Flylock Black automatic knife

Ackermannchen ROSTFREI 20cm Italian Collini Flylock Black uncommon automatic knife made in the 1970s or 80s in Italy. The knife measures 20cm (7.9 inches) open and 4 3/8 inches closed. The long swedge flat spear point blade is 99% full, or better with original finish and some light scratches & scuffs and the ricasso is stamped Ackermannchen ROSTFREI on the front and PATENT ITALY on the reverse. The black plastic handles wrap around steel liners and are in good used condition with lots of light scratches & handling marks. The handles and red release button are a bit dirty, but could be cleaned up. The knife works good with blade deep in the well closed, good snap and Tight lockup open. The button is a little stiff, but works well. VG+ condition.