These springs worked great as dethatching tines on the mower blade. They didn't hurt the lawn at all and did a great job removing the thatch and lifting the old .
Buy Oregon 690-521-0 Universal 20" Dethatcher Blade: Lawn Mower. Replacement blade is supplied with Oregon 89-801 dethatching spring and Oregon .
Get the Power Care Universal Dethatching Blade Replacement Springs For The 490-100-0012 Arnold Universal Dethatching Blade H-RS-12, durable are made .
Arnold® Lawn Mower Dethatcher Blade Replacement Springs.
. blade with 16" (41 cm) cutting path Converts rotary mower into a dethatcher. removes dead grass, mulches leaves; Includes 2 bolt-on steel springs, bolts, .
Set the old blade to the side. Place the new dethatching blade on the spindle with the springs or tines facing down toward the ground. Tighten the spindle bolt to .
UNIVERSAL FIT DETHATCHING BLADE, FITS 19" & 20". Lawn Mower Set –