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motherboard screws
Skip itPrices mostly outside the sweet spot ($4.07–$14.18) — this niche doesn't clear our bar today.
Returns
Great1.1%return rate — above 5% kills the launch gate
Conversion
Great11.2%search→purchase rate — share of searches ending in a sale
Review moat
Good514.2avg incumbent reviews — the moat a new listing must climb
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Market size
Okay$153K$153K/yr · 159K searches
Avg price
Bad$8.55avg listing price — sweet spot $15–$100
Competition
Bad74%top-5 click share — a locked-up shelf
Growth
Bad-8.7%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Price range
Bad$4.07–$14.18cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals Low Review Barrier