Plastic Patches NPdrums There are 4 products.

Plastic Drumhead Model

•  Hydraulic Line Black
•  Hydraulic Line Transparent
•  Imperium

Patch Measures

•  14" 35.6 cm Timbale
•  15" 38.1 cm Timbale
•  16" 40.6 cm Timbale
•  18" 45.7 cm Timbale

Thickness of patch

•  250 microns
•  354 microns