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SB Acoustics SB17NAC35-4 6'' Aluminum Cone Woofer
The SB Acoustics SB17NAC35-4 features a vented cast aluminum chassis for optimum strength and low compression and a geometrically reinforced aluminum cone for optimum piston operation and reduced break-up. Soft low damping rubber surround for improved transient response. Non-conducting fiber glass voice coil former for minimum damping and extended copper sleeve on pole piece for low inductance and low distortion. CCAW voice coil for reduced moving mass. Long life silver lead wires. Vented pole piece for reduced compression.