Color:

This year's new mute 3.5W suitable for 25 cylinders

4w-cylinder [for 20-30cm cylinder]]

This year's new mute 4W suitable for 30cm inner cylinder

6w-cylinder [30-40cm cylinder]]

This year's new mute 6W suitable for 40cm inner cylinder

15w-cylinder [30-60cm cylinder]]

This year's new mute 15W suitable for 50cm inner cylinder

15w-cylinder [40-80cm cylinder]]

This year's new mute 20W suitable for 80cm inner cylinder

This year's new mute 25W suitable for 100cm inner cylinder

20w-square cylinder [50-90cm cylinder]]

25w-square cylinder [for 60-100cm cylinder]]

30w-square cylinder [for 60-120cm cylinder]]