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Magic BB Foldable Back Extension Machine Home Gym Sit Up Machine for Glute & Ab Workouts Squat Machine for Home Gym Back Exercise for Lower Back Training with Resistance Bands

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Rated3.3(9 ratings)Only 8 left

Good price

$79.99 is 11% below the $89.99 it normally sells for.

Now
$79.99
Normally
$89.99
Lowest in 140 days
$71.99(Jun 25)
Highest
$89.99
Evidence: Strong140 days tracked2 price changes

Where today's price sits

View on amazon.com (opens in a new tab)

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.

Get an email when the price drops

Good: 5%+ below normal. Great: 20%+ below. One email when it happens, at a price below today's $79.99. No account, no newsletter.

Amazon price jumps and real deals, posted on X: @trackpindeals (opens in a new tab)

The listing's crossed-out price

Holds up

The listing shows

crossed out: Typical $89.99 −11%

Against its normal price

−11% vs $89.99

Typical $89.99 (−11%) holds up: today's price is 11% below normal.

The crossed-out price is the reference shown on the listing. We don't know how it was set; we only compare it with prices we've observed. How we check →

Price history

Tracked since Jun 25 · 140 days · 2 price changes

Ahead of Black Friday 2026 (Nov 27), it is already 11% below its normal price of $89.99. Magic BB Foldable Back Extension Machine Home Gym Sit Up Machine for… price history, checked Nov 13, 2026: current price $79.99, normal (typical) price $89.99, average $89.69 over 140 days, lowest $71.99 (Jun 25, 2026), highest $89.99 (Jul 29, 2026).

Loading the price chart.

  • Price
  • Normal $89.99
  • 5% or more below normal

How often does it drop below normal?

In the 140 days we've tracked it, it stayed 5% or more below today's normal price for an hour or more twice, typically lasting about 1 day. 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.
GET/api/v1/product/B0FLXT79PW
Request
curl https://trackpin.co/api/v1/product/B0FLXT79PW \
  -H "x-api-key: $TRACKPIN_API_KEY"

This is exactly what the API returns for this product. Free keys include 100 requests a day.

Request a key
Live response, As of 01:29 UTC
{
  "asin": "B0FLXT79PW",
  "title": "Magic BB Foldable Back Extension Machine Home Gym Sit Up Machine for Glute & Ab Workouts Squat Machine for Home Gym Back Exercise for Lower Back Training with Resistance Bands",
  "image": "https://m.media-amazon.com/images/I/616G4YfC9gL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "Sports",
  "category_label": "Sports",
  "in_stock": true,
  "price": {
    "current_cents": 7999,
    "reference_cents": 8999,
    "discount_pct": 11.11,
    "is_deal": true,
    "observed_at": 1794599609090,
    "changed_at": 1794578720533,
    "checked_at": 1794599609090,
    "source": "stored"
  },
  "verdict": {
    "label": "good",
    "text": "Good price",
    "pct_vs_normal": 11.11,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Good price. $79.99 is 11% below the $89.99 it normally sells for."
  },
  "listing_claim": {
    "label": "Typical:",
    "listing_reference_cents": 8999,
    "claimed_pct": 11,
    "real_pct": 11.11,
    "class": "holds_up",
    "observed_at": 1794579506752
  },
  "stats": {
    "min_cents": 7199,
    "max_cents": 8999,
    "avg_cents": 8969,
    "history_days": 140,
    "price_levels": 165,
    "price_changes": 2,
    "distinct_prices": 3,
    "lowest_at": 1782420522571
  },
  "history": [
    {
      "price_cents": 8999,
      "from": 1785264830793,
      "to": 1785264830793
    },
    {
      "price_cents": 8999,
      "from": 1785273623793,
      "to": 1785273623793
    },
    {
      "price_cents": 8999,
      "from": 1785278372010,
      "to": 1785278372010
    },
    {
      "price_cents": 8999,
      "from": 1785292523600,
      "to": 1794566415583
    },
    {
      "price_cents": 7999,
      "from": 1794578720533,
      "to": 1794599609090
    }
  ],
  "last_seen": 1794599609090
}
// … 160 more steps in the full response

Normal 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.