50
rocker arm
Worth a lookShows a thin review moat (28 avg reviews), but weak search conversion (1.0%) keeps it on the watch list.
Review moat
Incredible28.27avg incumbent reviews — the moat a new listing must climb
Brand share
Great42%top-5 brand share — no brand owns this niche
Quality gap
Great4.1★avg incumbent rating — lower means beatable quality
Competition
Great31%top-5 click share — an open shelf
Avg price
Good$105.77avg listing price — sweet spot $15–$100
Returns
Okay4.8%return rate — above 5% kills the launch gate
Price range
Bad$7.54–$383.52cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Bad$83K$83K/yr · 78K searches
Growth
Bad-17.1%90-day search growth — must beat 0% to launch
Conversion
Bad1.0%search→purchase rate — share of searches ending in a sale