4900-003 Features: -2 Sealing rings. -Fits all Oster blending models. Product Type: -Blender Accessories. Color: -Gray. Generic Specifications: -The Oster brand represents a strong offering of unique, fashionable, and versatile products that will help inspire and empower you to be creative in the kitchen.This is a set of two blender sealing rings, which can be used on any Oster blender.. Dimensions: Overall Height - Top to Bottom: -8". Overall Width - Side to Side: -5". Overall Depth - Front to Back: -0.1". Overall Product Weight: -0.06 lbs.