The effect is adjustable, just adjust The drum of the drum can be tight. Rubber drum ring:The rubber drum ring is tightly fitted to the drum surface, which can be adjusted by adjusting the tightness of the drum skin.
Drum for Bass Drum, Sound Hole, Durable Port Hole Protector, Instrument
Bass Drum Port Hole Protector Pads Bass Drum Accessories Protector Ring Soft
1x Bass Drum Port Hole Protector Pads Bass Drum Improve Sound Quality Soft
Bass Drum O’s Bass Drum Port Hole - White
Bass Drum O’s Bass Drum Port Hole - Chrome Silver
2 X BASS DRUM POR HOLE/ MIC HOLE RE ENFORCEMENT RINGS 5" POST FREE
