GF-System - 735.912

Silver plated finish.
Vertical contact pressure of the reed through a stainless steel contact pressure leaf or through the tried and tested GF-system strap.
Adjustable length due to 3 pairs of oscillating reels in different diameters.
Including watchmaker's srewdriver to change the oscillating reels.
With mouthpiece capsule.
foamed rubber glue dots and safety stickers.