- Drum patch or timpani NP 38.1 Ø cm.- Double blue mylar layer of 177 microns.- Weight approx.
- Drum patch or timpani NP 35.6 Ø cm.- Double blue mylar layer of 177 microns.- Weight approx.
- Concert Bass Drums Patch 40" - Thickness of a layer of 250 microns.- Special coating.- Weight aporx.
- Includes: - drumhead Hydraulic Line 18"- Double layer of 187 micron mailla.- Black sheet with white line.- The drumhead most used by rock groups.- Weight approx.
- Concert Bass Drums Patch 32" - Thickness of a layer of 250 microns.- Special coating.- Weight aporx.
- Concert Bass Drums Patch 30" - Thickness of a layer of 250 microns.- Special coating.- Weight aporx.