KickPort 2 Bass Drum Sound Enhancer

The new and improved KickPort features the recently developed Firm-Flex collar for easier installation, a better fit, and even a fatter bass drum tone. KickPort 2 is now available in black (KP1-BK2), white (KP1-WH2), chrome (KP1-CH2), and gold (KP1-GO2).
KickPort.com