TN 700844 Squeegee Roller Wheel for Castex / Nobles / Tennant Floor Scrubbers, Extractors and Wet Dry Vacs. Durable poly roller wheel and bracket assembly. This assembly bolts to the back of the squeegee assembly and helps set the proper squeegee height. This wheel, when worn out, causes the blades to wear prematruely. Be sure to replace them by the pair to ensure proper squeegee wear. Fits Tennant and Nobles floor equipment models including Castex and Tennant 5200, 5500, 5520, 5540, 5560, BA-2000, FS-2000, Typhoon (WD1292, WD16107P, WD16120, WD1692), Typhoon 16B, Typhoon EV (WD1592EV, WD15120EV), WV-1200, WV-1500, WV-1600. Also fits Nobles Speed Scrub 1701, 2001, 2001HD, 2400, 2401, 2601, 2700, 2701, 3300, and 3301 walk-behind scrubbers. Fits other popular vacs such as Tennant 3500, 3520, and 3540. Two roller wheel / bracket assemblies required per unit. Priced Each. Replaces Tennant 700844. Our Part Number TN 700844