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canon ef to rf lens adapter
Skip itA concentrated shelf (top 5 take 74% of clicks) — this niche doesn't clear our bar today.
Avg price
Great$61.88avg listing price — sweet spot $15–$100
Market size
Good$812K$812K/yr · 227K searches
Review moat
Good607.75avg incumbent reviews — the moat a new listing must climb
Conversion
Good5.8%search→purchase rate — share of searches ending in a sale
Price range
Good$29.27–$168.16cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+11.5%90-day search growth — must beat 0% to launch
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay83%top-5 brand share — brands hold most of the demand
Returns
Okay4.7%return rate — above 5% kills the launch gate
Competition
Bad74%top-5 click share — a locked-up shelf
Signals High Price