SB Acoustics SB23NACS45-4 8" Aluminum Cone Woofer
The SB Acoustics SB23NACS45-4 features a soft low damping rubber surround for improved transient response and a geometrically reinforced aluminum cone for improved break-up control. Shorting ring in motor system for reduced distortion and vented pole piece for reduced compression. Vented cast aluminum chassis for optimum strength and low compression and non-conducting fiber glass voice coil former for minimum damping. CCAW voice coil for reduced moving mass. Long life silver lead wires.