I bought a set of these to replace my ancient and now unreliable Wheatleys
Just under £80 on Amazon, first class, but the most amazing thing is they are made here in the UK and not China :o
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https://www.amazon.co.uk/gp/product/B0074615O8/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
I have the same ones, they're spot on :)