Fits: these blender coupling replacement parts are compatible with the KSB5 series. Replaces part numbers: these blender couplings are manufactured exactly like the leading brand, replacing part numbers WP9704230VP, WP9704230. Easy to: the blender coupling is easy to install and a good replacement for original parts. Reliable quality: the blender couplings are made of quality plastic and have been tested, are sturdy and durable, and can be used for a long time. Simple installation allows you to quickly and easily repair your blenders. Specifications: Material: metal + plastic. Color: black. Package includes: 5 x Blender Couplings, 1 x Wrench. Warm note: These blender replacements are spare parts and are, the mention of brands and any related designation above is only to show compatibility. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be a little different from the real thing. The allowed measurement error is +/- 1-3 cm.