40
mansfield flush valve seal
Skip itPrices mostly outside the sweet spot ($5.92–$12.58) — this niche doesn't clear our bar today.
Conversion
Incredible15.5%search→purchase rate — share of searches ending in a sale
Review moat
Great242.43avg incumbent reviews — the moat a new listing must climb
Returns
Good2.1%return rate — above 5% kills the launch gate
Quality gap
Good4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+8.7%90-day search growth — must beat 0% to launch
Avg price
Bad$8.54avg listing price — sweet spot $15–$100
Competition
Bad73%top-5 click share — a locked-up shelf
Brand share
Bad93%top-5 brand share — brand-locked demand
Market size
Bad$44K$44K/yr · 33K searches
Price range
Bad$5.92–$12.58cheapest to priciest tracked listing — scored on the share inside $15–$100