The MTD Genuine Parts 42 lbs Lawn Tractor Suitcase Weight for lawn and garden tractors offers added traction by providing a counterbalance for your front-mounted tractor attachments. Wheel weights increase traction and reduce slippage by concentrating extra weight on the rear wheels. -For tractors with rear-mounted weight brackets, including Troy-Bilt, MTD, MTD Gold, Huskee, Bolens, White Outdoor, Yard-Man and Yard Machines tractors. -Use with 490-900-M060 Weight Kit or 190-307-100 Weight Kit -Rugged casing design and superior impact absorption