Stainless Steel Cutter Blade Replacement for Vitamix Bl Hardened stainless-steel blades never require sharpening. Double set of stainless-steel bearings extends blade life and reduces noise for quieter operation. Designed for quick, on-site replacement with compatible containers. Fits standard household 64 oz and 32 oz containers, standard commercial 64 oz, 48 oz, and 32 oz containers. Does NOT fit new household low-profile 64 oz or 48 oz containers, commercial MP, XP, Advance, or XL containers. Color: Silver + Black Material: Metal + Plastic Model Number: For Vitamix Drive Socket Kit Durable & Strong: Made from premium materials and tested for long-lasting performance. Reduces the need for frequent replacements, saving time and maintenance costs. Compatibility: The drive socket connects the motor to the blade assembly and protects the motor if rotation is blocked. This replacement drive socket kit is not compatible with the Vitamix XL. Easy to Install: Replacement takes approximately 10 minutes. Simple DIY installation. Package Contents: 1 x Blade 1 x Drive Socket 1 x Hex Wrench (Random Color) Only the items listed are included; other products are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.