Parts Catalog Form No. 3386-689 Rev A Register at www.Toro.com. Original Instructions (EN) 8in x 72in H-Plate, Rock and Frost Chain Utility Trencher Model No. TR31108H41 Model No.
8 Inch x 72 Inch H-Plate, Rock and Frost Chain Assembly Ref. 1 1:1 1:1:1 2 3 4 5 3386-689A Part Number Qty.