For Sale: A KEF Model 100 Reference Series SP3167 UNI-Q Center Channel Speaker. This center channel speaker has the sought after NT25 Tweeter and B160 mid bass driver. Do not confuse with the model 90 as that unit contains the NT19 Tweeter. Shipping this unit anywhere in the lower 48 states for a flat rate of 35.00. Sorry but no shipping to P.O. boxes. Thanks for looking and have a great day!