The FIMCO Bronze Bushing provides proper spacing for tines in FIMCO Spike and Plug Aerators.
Dethatcher Tine Spring 3/16" Spring Wire
5019264
1/2"-13 Hex Nut
5006011
5/16"-18 Top Lock Hex Nut
5006035
1/2"-13 Top Lock Hex Nut
5006091
5041156
Bronze Bushing