Kluson MLS33C Lockheads German button
Kluson Lockheads, German button. 3+3 Chrome. A simple locking machine of highest quality! The slotted locking screw is tighened by a coin and presses on a little steel ball, which tightens the string softly. 3+3, 45 degrees, German buttons. Drill hole 10mm. Gear ratio 1:18.