Impact Implements 52 inch Plug Aerator for ATV / UTV and 2 inch Receivers 36 replaceable knives pull 3/4" soil plugs up to 4" deep 10.5" up/down adjustment range to raise and lower aerator Easy, one (1) pin mounting with the included pin; weight tray (sold seaparately) ready Requires 1-Point Lift System or CAT-0 Hitch (Sold Separately) for attaching to ATV/UTV Requires 2" Hitch Receiver (not included) installed on ATV/UTV