craftsman shop vac filter
Worth a lookShows no brand lock-in (top 5 brands take 42% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Brand share
Great42%top-5 brand share — no brand owns this niche
Avg price
Great$20.99avg listing price — sweet spot $15–$100
Conversion
Great8.9%search→purchase rate — share of searches ending in a sale
Competition
Great36%top-5 click share — an open shelf
Price range
Good$7.00–$35.54cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.2%return rate — above 5% kills the launch gate
Market size
Good$544K$544K/yr · 291K searches
Review moat
Good1,173.15avg incumbent reviews — the moat a new listing must climb
Growth
Okay+4.4%90-day search growth — must beat 0% to launch
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality