Valve Stem “Pin Style", to fit A-dec® Auto-Pac & Auto Block, Water Valve; Pkg of 3 (A-dec® #29.0972.00) Stem w/ o-ring Package of 3 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.