50
kohler shower cartridge
Worth a lookShows a thin review moat (248 avg reviews), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.
Review moat
Great247.58avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Great$82.84avg listing price — sweet spot $15–$100
Competition
Great39%top-5 click share — an open shelf
Market size
Good$809K$809K/yr · 252K searches
Conversion
Okay3.9%search→purchase rate — share of searches ending in a sale
Growth
Bad-6.5%90-day search growth — must beat 0% to launch
Returns
Bad6.3%return rate — above 5% kills the launch gate
Price range
Bad$20.25–$646.64cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad98%top-5 brand share — brand-locked demand