
Dependable Chinese Factory Lawn Mower Mulching Blade Replace 121263X, 532143978, 143978, 123431X. Boron Steel Material: Made of special boron steel with lower bainite structure for high wear resistance and toughness. OEM Compatibility: Directly replaces OEM part numbers 121263X, 532143978, 143978, and others for Husqvarna and Poulan models. Customization Options: Supports OEM/ODM services with customization from samples, drawings, or designs. Durable Construction: Automated low-temperature tempering process ensures durability and impact toughness. Wide Application: Suitable for garden maintenance, lawn management, agricultural operations, and yard trimming. Quality Certification: ISO9001:2015 certified manufacturer with strict adherence to OEM standards. Professional Expertise: Backed by years of professional expertise and 5 R&D engineers. Flexible Customization: Offers full, minor, and flexible customization based on customer requirements.