Hayman   black dot patch, with adhesive back, 15 cm. / 5,9 inch

Hayman   overtone control ring set for drums, transparent, 6 rings, 8"

Hayman   overtone control ring set for drums, transparent, 6 rings, 10"

Hayman   overtone control ring set for drums, transparent, 6 rings, 12"

Hayman   overtone control ring set for drums, transparent, 6 rings, 13"

Hayman   overtone control ring set for drums, transparent, 6 rings, 14"

Hayman   overtone control ring set for drums, transparent, 6 rings, 16"

Hayman   overtone control ring set for drums, transparent, 6 rings, 18"

Hayman   overtone control ring set for drumkit, transparent, 10"-12"-14"-14"

Hayman   overtone control ring set for drumkit, transparent, 12"-13"-14"-16"

Hayman   internal tone control for drums, adjustable

Hayman   external tone control for drums, rim mount, adjustable

Hayman   bass drum tone control, large, hoop mount