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17mm flange insert
Skip itA concentrated shelf (top 5 take 81% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible15.5%search→purchase rate — share of searches ending in a sale
Review moat
Okay1,818.75avg incumbent reviews — the moat a new listing must climb
Avg price
Okay$10.88avg listing price — sweet spot $15–$100
Returns
Okay3.9%return rate — above 5% kills the launch gate
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+7.3%90-day search growth — must beat 0% to launch
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Market size
Okay$150K$150K/yr · 89K searches
Price range
Bad$6.58–$16.78cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Bad81%top-5 click share — a locked-up shelf