18″ CF Cone with 3″ VC SPL Surround

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18 “carbon sandwich cone glued together with a (U) surround.
Ideal for SPL applications, but also for music listeners.
Because of the sandwich structure, the membrane is extremely stiff, but thanks to the inner foam layer, it is also ideal for music.
Cone:
Number of layers : 3
Overall diameter : 361 mm
Depth : 95 mm
Voice coil opening : 3″ – 78 mm
Cone weight : 150 gramm
Surround :
overall diameter : 453mm
inner diameter : 335mm
height : 35mm