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mechanical door lock
Skip itHigh returns (6.6%) — this niche doesn't clear our bar today.
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Great$78.03avg listing price — sweet spot $15–$100
Competition
Good41%top-5 click share — leaders hold, buyers still browse
Review moat
Good1,100.77avg incumbent reviews — the moat a new listing must climb
Brand share
Good74%top-5 brand share — brands hold most of the demand
Price range
Good$30.44–$164.25cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+6.0%90-day search growth — must beat 0% to launch
Market size
Okay$124K$124K/yr · 71K searches
Conversion
Okay2.2%search→purchase rate — share of searches ending in a sale
Returns
Bad6.6%return rate — above 5% kills the launch gate