Lawn Mower Blade Adapter kit with Pulley Replace 710-1044 687-02528 736-0524B with Screw and Blade Bell Support Compatible with Cub Cadet SC 300 Walk-Behind Mower 2018-2019 Features: Replaces Model: Lawn mower blade adapter with blade bell support and drive pulley replace for Cub Cadet 710-1044, 736-0524B, 736-0524B-1, 687-02528. Compatibility: SC 300 (12ABB2MW710) - Cub Cadet Walk-Behind Mower (2019) . SC 300 (12ABA2M5756) - Cub Cadet Walk-Behind Mower (2018). Money Saving Replacement Pulley Kit: SCREW 3 or 8-24 x 1.50. 2.8 in Pulley Diameter. 2.85 in Height. 25 mm Inside Diameter. Bow Tie Center Pattern. Easy to Install: As the same of original for perfect fitting. Convenient to install and use. Clean the shaft before installation, remove the blade, remove the old pulley, and install the new pulley. Premium Material: Made of high hardness, wear resistance and corrosion resistance metal. Strong and reliable. Anti-corrosion and rust-proof, build to last. Note: The surface is coated with colored zinc. There may be some repairs due to uneven galvanizing. Specification: Material: Stainless steel and Zinc Alloy Replace: Cub Cadet 710-1044, 736-0524B, 736-0524B-1, 687-02528. Fits: SC 300 (12ABB2MW710) - Cub Cadet Walk-Behind Mower (2019). SC 300 (12ABA2M5756) - Cub Cadet Walk-Behind Mower (2018). Screw: 3 or 8-24 x 1.50 Pulley Diameter: 2.8in Height: 2.85in Inside Diameter: 25mm Packing List: 1 x Blade adapter 1 x Pulley bolt 1 x Blade washer