For those waiting on plunger valves to be back in stock on Intex I came across these. Cost a little more, but no more waiting. I just ordered 2. Don't need the strainers, but cannot buy separately.
Amazon.com : On / Off Plunger Valve with Strainer for Easy Set, Frame Set Garden
Amazon.com : On / Off Plunger Valve with Strainer for Easy Set, Frame Set Garden