---
title: "Reviews — double cylinder deadbolt - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/double-cylinder-deadbolt/reviews"
last_updated: "2026-08-09T02:20:10.576Z"
locale: en
meta:
  description: "Niche score 51/100 · $121K/yr market · 116K searches/yr · $28.13 avg price. High returns (5.5%) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 51/100 · $121K/yr market · 116K searches/yr · $28.13 avg price. High returns (5.5%) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — double cylinder deadbolt - Flapen"
---

# **double cylinder deadbolt**

**Worth a look**

Shows a sweet-spot price point ($28.13 avg), but high returns (5.5%) keeps it on the watch list.

Market size 28Growth 39Conversion 46Competition 67Returns 23Price range 81Avg price 95Brand share 44Review moat 58Quality gap 75

**Avg price**

**Incredible****$28.13**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$13.54–$116.27**

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

**Quality gap**

**Great****4.3★**

avg incumbent rating — lower means beatable quality

**Competition**

**Good****45%**

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

**Review moat**

**Good****1,176.83**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Okay****3.7%**

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

**Brand share**

**Okay****79%**

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

**Growth**

**Okay****+11.3%**

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

**Market size**

**Okay****$121K**

$121K/yr · 116K searches

**Returns**

**Bad****5.5%**

return rate — above 5% kills the launch gate

**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")

## Reviews