Introducing Port Hole Protector Rings and Bass Drum Head Cutter. Gibraltar protector
rings come in white, black, and chrome finishes and are designed to protect the
ported hole cut into your bass drum head. Available in 4 and 6 inch sizes, these two
piece rings snap onto both sides of the bass drum head providing extra protection.
Optional head cutter is also available.
Enhances sound and allows for microphone plac...