Behlen Country 4" Sub-Compact category 0 spacing and category 1 pins rotary cutter comes with 40 HP shear bolt gear box and PTO shaft. Hawkline"s rotary cutters are ready to handle the challenges of cutting brush up to 2.25" in diameter, shredding crop residue, pasture management, or road right-of-way maintenance. Hawkline"s Sub-Compact lines start with the strength and versatility of the other Hawkline products and blend with the agile handling and size you expect from your Sub-Compact 15-30 HP tractor.