Stem w/O-Rings, 2-Way, Balanced, to fit A-dec® Micro Valve (A-dec® #38.0087.00) Fits A-dec® two-way (A-dec® #38.0086.00) A-dec® is a registered trademark of A-dec, Inc. DCI has no affiliation with A-dec and A-dec has not authorized DCI replacement parts to be used on or in connection with A-dec® products.