Features:

1. Designed for: a tuned port designed for bass drum.

2. Function: it extends your low-end frequencies.

3. Add more punch: add more puch to your sound.

4. Make the bass part more powerful: make the bass part more powerful, and the effect is adjustable;You only need to adjust the tightness of the drum surface.

5. Improves the sound: the revolutionary enhancer instantly improves the sound of any bass drum.

Description:

With lightweight and portable size, this bass drum enhancer is easy and convenient to carry and use. 

Specifications:

Material: ABS+Rubber

Inner Dia: 10.6cm

Size: 

Outer diameter: 18.5cm/7.28"

Inner diameter: 10.6cm/4.17"

Height: 10.5cm/4.13"

Package Included:

1* Bass drum enhancer

1* Protection sticker

Notes:
1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.
2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.