Replacement air vent for many Pearl drum sets, including Reference series, Masterworks custom drums, Masters series, Session series, Championship marching series, and more. Two-piece press-fit construction for easy installation and removal from the drum (see video below.) Includes the black rubber grommet.

Designed to fit in 5/8" diameter hole.
(you will need to drill the hole in the shell larger for these to work on other series/brand drums.)

AH03, AHGR4 & AHMW4 vents fit:
2mm to 5mm thick shells (thinner shells if the inner flange is inverted) - Primarily Pearl 4ply Shells, such as the original Masters series.

AH01 & AHMW68 vents fit:
6mm to 7.5mm shells - Primarily Pearl 6ply Masters, Session, Vision Maple, Championship Marching drums, and others. Also used on series from the '80s & early '90s such as the MLX & BLX.

AHGR6 vents fit:
7.5mm 6ply shells.

AHGR810 & AHMW10 vents fit:
9mm to 12.5mm 8ply and 10ply shells.

AH20 & AHGR20 vents fit:
25mm shells - originally designed to fit the 20ply Pearl Reference series snare drum.