Bush Whacker Medium Duty Rotary 12' Cutter MD144 The MD-144 is a Flex-Wing unit is perfect for tractors running with 35 to 75 HP. So whether you are the “weekend farmer” with 10-40 acres who are looking to reduce his cutting time on the weekends or the professional mowing pastures, we’re certain you’ll find the MD-144 has what it takes to get the job done! DRIVELINES#1 in its class with Cat 4 Drivelines on the Main Unit and Cat 4 Drivelines on the Wings GEARBOXES#1 in its class with 120 HP capacity GEARBOX SHAFTS#1 in its class with 1″ 20 spline divider on the input and 2″ on the output CUTTING CAPACITY#1 in its class with 3″ cutting capacity CUTTING HEIGHT#1 in its class with a cutting height between 2″ to 13″ Specifications Cut Width - 144" HP Require (MIN.) - 35 HP Min Gearbox Rating Power Divider - 160 HP Gearbox Rating Center and Wing - 120 HP Gearbox Shaft Input - 1 - 3/4" - 20 Spline Gearbox Shaft Output - 2" Bladetip Speed Wing - 14,600 FPM-Wing/14,181 FPM Center Cutting Capacity (Max.) - 3" Driveline Size Main - CAT 6 Driveline Size Wing - CAT 4 Tires - Laminated or Treaded Laminated Cutting Height - 2" - 13" Hitch - Swivel Clevis Tongue Weight - 1,005 lbs Total Weight - 3,350 lbs Side Band - 3/8" Blades - 1/2" x 4" Updraft Blade Holder - 3/16" Pan w/ 1 x 4" Gusseted Bar Gearbox Warranty - 5 Year Limited Deck Height - 10.5" Deck - 10 Gauge Blade Overlap - 8" Stump Jumper Size - 3/16" x 26" Remotes - One Hubs - 5 Bolt Hinge Rods - 1" Leveling Rods - 1" Overall Length - 165" Overall Width - 155" Chains - Single Double RowChain guards Hydraulics - 4x8" Suspension/3x8 Wing Cylinder Transport Width - 96"