45" Polypropylene 8 double row bristle pattern main brush.

Size: 45 x 14 in diameter

Double row brushes have good sweeping performance indoors or out, including damp and high humidity areas with good dust control. 

Fits Tennant 355, 355D, 355E, 385, 385D, 385DLH, 6500, 6500D, 6550, 6550D, 6550E, 6600, 6650, 8400, 8400D, 8410, 8410D, S30

Fits Aftermarket Tennant 66019