---
title: "Trend — battery post shims - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/battery-post-shims/trend"
last_updated: "2026-08-09T15:54:26.784Z"
locale: en
meta:
  description: "Niche score 48/100 · $91K/yr market · 119K searches/yr · $6.41 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 48/100 · $91K/yr market · 119K searches/yr · $6.41 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Trend — battery post shims - Flapen"
---

# **battery post shims**

**Skip it**

Prices mostly outside the sweet spot ($3.54–$9.95) — this niche doesn't clear our bar today.

Market size 23Growth 18Conversion 95Competition 38Returns 46Price range 0Avg price 18Brand share 70Review moat 89Quality gap 96

**Quality gap**

**Incredible****3.9★**

avg incumbent rating — lower means beatable quality

**Conversion**

**Great****11.9%**

search→purchase rate — share of searches ending in a sale

**Review moat**

**Great****218.71**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Good****63%**

top-5 brand share — brands hold most of the demand

**Returns**

**Okay****3.3%**

return rate — above 5% kills the launch gate

**Competition**

**Okay****62%**

top-5 click share — leaders hold, buyers still browse

**Market size**

**Bad****$91K**

$91K/yr · 119K searches

**Growth**

**Bad****-14.9%**

90-day search growth — must beat 0% to launch

**Avg price**

**Bad****$6.41**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****$3.54–$9.95**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0")

## Trend