Drumpad (Electronic Drumpad)

This is an electronic drump pads based on Frank Piesik's e-drum trigger pad.
See my project here: http://blog.rossbrigoli.com/2016/05/3d-printed-electronic-drum-pads-drum.html

Tests: https://www.youtube.com/watch?v=Xy9IsXz49gI
Checkout drum kit in action: https://www.youtube.com/watch?v=SXc9bh-EKNw

Non-Printed Parts:
4 pcs - Stainless steel Hex-head bolts M6 25mm
3 pcs - Stainless steel Hex-head bolts M6 30mm
4 pcs - Stainless steel Hex-head bolts M6 60mm
1 pc - Stainless steel Hex-bolt M6 40 mm (for the rack mount)
1 pc - Piezo-electric trigger assembly
4 pcs - Stainless steel rods/threaded rods M6 230mm
1 pc - 8" Mesh head