Add-On Pack v1 for Leaf-Audio Microphonic Soundbox mk2 or Microphonic Playground

Includes
• 2 x Compression spring (big, small)
• 1 x clockwork spring
• 5 x wobbly tension strings
• 1 x carbon strip
• 2 x thumb screws
• 2 x small magnets
• 1 x pair of chopsticks
• approx. 0.6m steel spring wire (cut to length with a dremel, cutting disc etc. Can damage your pliers)