Package Content: 1 piece of blender blade assembly and 1 drive socket kit, which includes 1 piece of socket and 1 piece of wrench, totally 3 pieces for you, a convenient combination for you to replace and install
Compatibility Notice: this wet blade assembly is compatible with vitamix models 500, 4500, 5200, 5500, 6300, vm0103 and more; It also compatible with vitamix containers compatible with 1195, 15504, 15643, 15652, 58625, 58805, 1002, 1230, 5006, 5012, 5039, 5057, vita-mix, vm0100, vm0100a, compatible with total nutrition centers, vita-prep and drink machine series; Please confirm your model before purchase
Drive Socket Kit Compatibility: this drive socket kit can be compatible with Vita-Mix 891, compatible with Vitamix Blending Station, Drink Machine Two-Step, Drink Machine Two-Speed, and BarBoss Advance blenders
Easy to install: first, remove the rubber pad, then, take out the old socket kit, finally, install the new one by wrench (included) to accomplish installing, just need 3 easy steps in a few minutes
Time to Replace It: if your blade of the blender turns slower than before, but the motor is in good status, then you may consider replacing for a new socket kit, it's recommended that you should check the condition of your socket drive every 3 or 4 months