3 Pack A-Frame, Portable price history, checked Nov 15, 2026: Good price. $321.99 is 8% below the $350.00 it normally sells for.

3 Pack A-Frame, Portable Sidewalk Curb Sign, Black, for 24x36 Double-Sided Sign, Signicade Deluxe
Good price
$321.99 is 8% below the $350.00 it normally sells for.
- Now
- $321.99
- Normally
- $350.00
- Lowest in 142 days
- $288.00(Sep 21)
- Highest
- $417.99
Where today's price sits
Prices change. Confirm the price on Amazon before you buy. TrackPin may earn a commission if you buy, at no cost to you; it never changes a verdict.
Amazon price jumps and real deals, posted on X: @trackpindeals (opens in a new tab)
Price history
Tracked since Jun 25 · 142 days · 9 price changes
Ahead of Black Friday 2026 (Nov 27), it is already 8% below its normal price of $350.00. 3 Pack A-Frame, Portable Sidewalk Curb Sign, Black, for 24x36… price history, checked Nov 15, 2026: current price $321.99, normal (typical) price $350.00, average $334.03 over 142 days, lowest $288.00 (Sep 21, 2026), highest $417.99 (Nov 14, 2026).
Loading the price chart.
- Price
- Not checked for 3+ days
- Normal $350.00
- 5% or more below normal
How often does it drop below normal?
In the 142 days we've tracked it, it stayed 5% or more below today's normal price for an hour or more twice, typically lasting about 26 days. It's below normal right now.
A count of what happened, not a prediction.
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Get this as JSONThe same verdict and prices, from the TrackPin API.
curl https://trackpin.co/api/v1/product/B0C9G3X77Z \
-H "x-api-key: $TRACKPIN_API_KEY"const res = await fetch("https://trackpin.co/api/v1/product/B0C9G3X77Z", {
headers: { "x-api-key": process.env.TRACKPIN_API_KEY },
});
const product = await res.json();
console.log(product.verdict.label, product.price.reference_cents);import os, requests
r = requests.get(
"https://trackpin.co/api/v1/product/B0C9G3X77Z",
headers={"x-api-key": os.environ["TRACKPIN_API_KEY"]},
)
product = r.json()
print(product["verdict"]["label"], product["price"]["reference_cents"])This is exactly what the API returns for this product. Free keys include 100 requests a day.
Request a key{
"asin": "B0C9G3X77Z",
"title": "3 Pack A-Frame, Portable Sidewalk Curb Sign, Black, for 24x36 Double-Sided Sign, Signicade Deluxe",
"image": "https://m.media-amazon.com/images/I/51msyJFOqYL._AC_SL500_.jpg",
"currency": "USD",
"category": "Office Product",
"category_label": "Office",
"in_stock": true,
"price": {
"current_cents": 32199,
"reference_cents": 35000,
"discount_pct": 8,
"is_deal": true,
"observed_at": 1794702776753,
"changed_at": 1794620550924,
"checked_at": 1794702776753,
"source": "stored"
},
"verdict": {
"label": "good",
"text": "Good price",
"pct_vs_normal": 8,
"evidence": "strong",
"stale": false,
"suspect": false,
"steady_since": null,
"sentence": "Good price. $321.99 is 8% below the $350.00 it normally sells for."
},
"listing_claim": null,
"stats": {
"min_cents": 28800,
"max_cents": 41799,
"avg_cents": 33403,
"history_days": 142,
"price_levels": 170,
"price_changes": 9,
"distinct_prices": 6,
"lowest_at": 1790002432396
},
"history": [
{
"price_cents": 35000,
"from": 1791220506078,
"to": 1793682883522
},
{
"price_cents": 41799,
"from": 1793685936420,
"to": 1793685936420
},
{
"price_cents": 39999,
"from": 1793686509474,
"to": 1794617174536
},
{
"price_cents": 41799,
"from": 1794619794377,
"to": 1794619794377
},
{
"price_cents": 32199,
"from": 1794620550924,
"to": 1794702776753
}
],
"last_seen": 1794702776753
}
// … 165 more steps in the full responseNormal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.