Knowles Manufacturing Co.

Series SW720 Wheel-Mounted Harrow


Knowles Series SW720 Wheel-Mounted Spring Tooth Harrow 72 DPI.gif (6402 bytes)

Knowles Series SW720 Wheel-Mounted Spring Tooth Harrow in Transport Position 72 DPI.gif (15228 bytes)


Sections raise hydraulically for easy trash removal and backing up. Sections are easily moved to 90 degrees for transport. Heavy duty tubular frame is reinforced at all stress points. Heavy wear shoes are provided for longer life. Heat treated spring teeth resist wear and breakage. Size of tooth - 1-3/4" x 5/16" x 39". Teeth require 1/2" mounting bolts. 3/8" holes provided in teeth for replacement points on 2" centers. Sections are joined together with 1" diameter bolts. Jackstand for easier hitching is standard equipment. 15" wheels with large flotation type tires are standard. A rugged adjustable hitch is provided to fit tractor draw bar. 23" tooth bar spacing

The new KNOWLES wheel-mounted harrow is designed for fast and efficient seedbed preparation.

A heavy structural frame and hydraulic lift give fast, convenient transport and easy field operation.  Available in three standard sizes.

72016 16' 12'6" Four - 4 ft. 48 2189#
72020 20' 12'6" Two - 4 ft.

Four - 3 ft.

60 2550#
72025 25' 12'6" Six - 4 ft. 72 2762#


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