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metal brake
Skip itPrices mostly outside the sweet spot ($13.13–$2295.80) — this niche doesn't clear our bar today.
Review moat
Great113.68avg incumbent reviews — the moat a new listing must climb
Market size
Good$693K$693K/yr · 217K searches
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Returns
Good2.6%return rate — above 5% kills the launch gate
Brand share
Okay82%top-5 brand share — brands hold most of the demand
Competition
Okay64%top-5 click share — leaders hold, buyers still browse
Avg price
Okay$332.75avg listing price — sweet spot $15–$100
Growth
Bad-1.0%90-day search growth — must beat 0% to launch
Conversion
Bad1.0%search→purchase rate — share of searches ending in a sale
Price range
Bad$13.13–$2295.80cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals High Price