Brushroll, 12 in W/Ball Bearing All Bristle With ball bearings Designed to fit Sharp 12SX2, 12SX3, SX6, TX3, TX6, TX8, TXC, SXT4, TXT4, TXT6 and TXT7 The dynamically balanced ball bearings, enable this product to also be used with 12 inch models TXT9, 12TWT4 and SXT5 only with endcap EC715P on one end and EC716 on the other end