HHB C5
Also fits the Harbeth Xpression! monitor system.
EXCLUSIVE PRODUCT.
Drop in replacement bass driver for the problematic purple coned unit that was subject to diaphragm cracking..
Designed by drive unit supremo Alan Shaw and made by Harbeth™ in England 
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Features the unique Radial™ cone technology - far superior to the original unit.
Magnet is not shielded.
Numbers are limited, when they're gone, they're gone.
All trade marks acknowledged & used for reference only.