Sunbeam Blender Blade Cutter Gasket Jar Base Bottom Cap Nut Fit For Oster sq

(Compatible With: fit for multiple different Oster models. 1) Mounts between the blender blade assembly and the glass lip of the jar. 2) Do NOT install beneath the blender blade assembly or between the blade and the plastic base cap - this will result in a leaky jar and poor fit.

eBay