- MK President, Hohner 26XX, & Hohner 131XX
- Microtuner
- Max Keilwerth Pure Tone President Certificate 2
- Max Keilwerth Pure Tone President Certificate 1
- M.K.-President-&-Hohner-Pre
- M.K.-President-&-Hohner-26X
- M.K President & Hohner President 26XX Right Side
- Low Eb Key Guard
- Logo
- Left-Pinkie-Cluster
- Left Thumb Rest & Octave Lever
- Left Side Lower Portion
- Left Side Lower Portion
- Left Pinkie Cluster & Strap Ring