General description The For Blender Replacement Parts Assembly features a 6 fins design, ideal for those looking to replace their blender's extractor blade. It is essential to check your existing blades to ensure compatibility, specifically confirming that you have 7 fins and a diameter of 4.1 inches. Regular maintenance is recommended, with a replacement suggested every 6 months for optimal performance. Technical specifications Blade material: High-quality stainless steel Compatibility: 900W models - BL450-70, BL451-70, BL454-70, BL455-70; 1000W models - BL480-70, BL480W-70, BL481-70, BL482-70, BL483-70, BL484-70 Color: Black and silver Package contents: 1 x bottom blade replacement, 1 x tool holder, 1 x sealing ring Measurement allowed error: +/- 1-3 cm Usage The blade is designed to easily crush fruits, vegetables, superfoods, and protein shakes into a smooth texture. After use, it can be conveniently cleaned in the dishwasher. Other information Please check the rubber gasket