Gibraltar SC-GPHP-4C Port Hole Protector 4-Inch
Gibraltar Port Hole Protector Rings are designed to protect the ported hole cut into your bass drumhead. Available in 4 to 6-inch sizes, these two piece rings snap onto both sides of the bass drum head providing extra protection.
Enhances sound and allows for microphone placement in your bass drum
Two piece protector rings sandwich the bass drum head for solid hold and protection
Easy to install
1/pack