Anelli di rinforzo per grancassa Gibraltar Hardware

This black Gibraltar SC-GPHP-4B 4-inch port hole protector reinforces the drumhead when you've cut a port hole into it!

This white Gibraltar SC-GPHP-4W 4-inch port hole protector reinforces the drumhead when you've cut a port hole into it!

This white Gibraltar SC-GPHP-5W kick port ring protects your bass drum port hole from damage, is easy to attach and lends a stylish look to your drum kit.

This 5-inch Gibraltar kick port is easy to install and protects the hole in your bass drumhead. The SC-GPHP-5B has a 5-inch diameter and a black finish.

This chrome Gibraltar SC-GPHP-4C 4-inch port hole protector reinforces the drumhead when you've cut a port hole into it!

Your bass drumhead is vulnerable, especially after you've cut a kick port. This SC-GPHP-5C ensures optimal protection and prevents the head from tearing.

This white Gibraltar SC-GPHP-6W 6-inch port hole protector reinforces the drumhead when you've cut a port hole into it!

This chrome Gibraltar SC-GPHP-6C 6-inch port hole protector reinforces the drumhead when you've cut a port hole into it!

This black Gibraltar SC-GPHP-6B 6-inch port hole protector reinforces the drumhead when you've cut a port hole into it!