1Height Adjustment: For MTD7845580 skid shoes can be adjusted according to different cleaning depths. Perfect for your snow blower. Length 4 3/4 inch, center to center 2 3/4 inch. 2Widely Compatible: Applicable to most snow throwers, for MTD 2 stage snow thrower models 1992 and newer,especially for MTD 24inch snow blower, for 315E640F000(1995), for 315E640F013(1995), for 315E640F352 (1995), for 316610E147(1996), for 316611D118(1996),etc. 3Effective Protection: Metal snow blowing shoes can effectively prevent the garage, walkway and porch from scratches caused by traditional sliding shoes. 4Rust Proof: Made of aluminum alloy and stainless steel, these snow blower skid shoes are designed to prevent rust or pit. Very wear resistant, durable, rust proof. It does not break and reduces wear. 5Black Powder Paint: Black snow blower skid plate shoes are practical winter parts and accessories, which can let your equipment through those cold and snowy months.