10 double spring tines (20 teeth); tines are pre-assembled to the tine shield for less assembly. All steel construction. Handle with lockout lift position for transport. 7" x 1.75" front wheel; pre-assembled to the tine shield for less assembly. One time bracket installation on tractor, then dethatcher removes or installs without tools. Must remove bumper (if on tractor) to install. Use in conjunction with a bagger or sweeper to pick up thatch. Works with all Husqvarna tractors.