Butterfly Town 3-Gang - Schwarz

bike-mailorder:10412800377096 · source URL · confidence 0.78 · GTIN 5060658040334, 5060658040365, 5060658040396

Eligibility

Cannot win: availability is out-of-stock; no size confirmed in stock

Size decisions

retailer label	alpha	comparable cm	match	mapping	in stock	variant price	evidence
43 cm - S	S	43 cm	exact scale	stated by the retailer	no	€719,90	43 cm - S
48 cm - M	M	48 cm	exact scale	stated by the retailer	no	€719,90	48 cm - M
53 cm - L	L	53 cm	exact scale	stated by the retailer	no	€719,90	53 cm - L

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

43 cm - S

43 cm

exact scale

stated by the retailer

€719,90

43 cm - S

48 cm - M

48 cm

exact scale

stated by the retailer

€719,90

48 cm - M

53 cm - L

53 cm

exact scale

stated by the retailer

€719,90

53 cm - L

A shopper asking for: 54 → 53 cm - L fits but sold out · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Only listing of this configuration — nothing to merge.

Provenance — why we believe each fact

field source evidence

brand retailer:bike-mailorder / parse BLB Brick Lane Bikes

model retailer:bike-mailorder / derived Butterfly Town 3-Gang - Schwarz

category retailer:bike-mailorder / derived retailer taxonomy

suspension retailer:bike-mailorder / derived no suspension fork and no rear shock on a drop-bar listing

fork retailer:bike-mailorder / dictionary 4130 Chromoly Gabel, 1 Zoll Gabelschaft

dropperPost retailer:bike-mailorder / derived seatpost row "BLB Aluminium Sattelstütze" names no dropper, in a 19-field spec table

mudguards retailer:bike-mailorder / parse BLB Stahlschutzbleche mit Reflektoren

weightKg retailer:bike-mailorder / parse Gewicht: 12,5 kg

powerMeter retailer:bike-mailorder / derived absent from a 19-field spec table

availability retailer:bike-mailorder / derived all variants sold out

frameMaterial ai / ai (1) Rahmen: 4130 Stahlrahmen, Double Butted

groupsetFamily ai / ai (1) Shimano Nexus 3 Gang Nabe

brakes ai / ai (1) Bremsen: BLB Caliper

field	source	evidence
brand	`retailer:bike-mailorder` / parse	BLB Brick Lane Bikes
model	`retailer:bike-mailorder` / derived	Butterfly Town 3-Gang - Schwarz
category	`retailer:bike-mailorder` / derived	retailer taxonomy
suspension	`retailer:bike-mailorder` / derived	no suspension fork and no rear shock on a drop-bar listing
fork	`retailer:bike-mailorder` / dictionary	4130 Chromoly Gabel, 1 Zoll Gabelschaft
dropperPost	`retailer:bike-mailorder` / derived	seatpost row "BLB Aluminium Sattelstütze" names no dropper, in a 19-field spec table
mudguards	`retailer:bike-mailorder` / parse	BLB Stahlschutzbleche mit Reflektoren
weightKg	`retailer:bike-mailorder` / parse	Gewicht: 12,5 kg
powerMeter	`retailer:bike-mailorder` / derived	absent from a 19-field spec table
availability	`retailer:bike-mailorder` / derived	all variants sold out
frameMaterial	`ai` / ai (1)	Rahmen: 4130 Stahlrahmen, Double Butted
groupsetFamily	`ai` / ai (1)	Shimano Nexus 3 Gang Nabe
brakes	`ai` / ai (1)	Bremsen: BLB Caliper

Warnings

info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 13,
  "drivetrainScore": 10,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": 4,
  "equipmentValue": 32,
  "notes": [
    "Shimano Nexus = 10.",
    "Wheels unknown: scored level with basic aluminium, which is neither a reward for omitting the wheelset nor a penalty for naming a cheap one.",
    "Brakes \"rim\" = 0, the baseline for city.",
    "12.5 kg vs 16.2 kg city reference = +4."
  ],
  "marketPrice": 1028,
  "valueScore": 1.428,
  "savingsVsMarket": 308.1
}

AI normalization

{
  "requested": [
    "frameMaterial",
    "groupsetFamily",
    "wheelMaterial",
    "wheelTier",
    "brakes"
  ],
  "applied": [
    "frameMaterial",
    "groupsetFamily",
    "brakes"
  ],
  "rejected": [],
  "notes": "Frame material and brakes are explicitly stated. Groupset is an internal hub (Shimano Nexus 3 Gang). Wheel material and tier cannot be determined from 'Felgen: BLB Classic Doppelwand poliert' without inferring material or recognizing a wheel model. Mixed groupset cannot be deterministically set because evidence for crank and hub are on separate lines and there is no single substring proving they are intentionally mixed.",
  "raw": {
    "frameMaterial": {
      "value": "steel",
      "evidence": "Rahmen: 4130 Stahlrahmen, Double Butted",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Naben (HR): Shimano Nexus 3 Gang Nabe",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Shimano Nexus 3 Gang Nabe",
      "confidence": 1
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "speeds": {
      "value": "3",
      "evidence": "Shimano Nexus 3 Gang Nabe",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "brakes": {
      "value": "rim",
      "evidence": "Bremsen: BLB Caliper",
      "confidence": 1
    },
    "weightKg": {
      "value": "12.5",
      "evidence": "Gewicht: 12,5 kg",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "Frame material and brakes are explicitly stated. Groupset is an internal hub (Shimano Nexus 3 Gang). Wheel material and tier cannot be determined from 'Felgen: BLB Classic Doppelwand poliert' without inferring material or recognizing a wheel model. Mixed groupset cannot be deterministically set because evidence for crank and hub are on separate lines and there is no single substring proving they are intentionally mixed."
  }
}

Normalized record

{
  "id": "bike-mailorder:10412800377096",
  "retailer": "bike-mailorder",
  "retailerProductId": "10412800377096",
  "productUrl": "https://www.bike-mailorder.com/products/blb-brick-lane-bikes-butterfly-town-3-gang-schwarz",
  "brand": "BLB Brick Lane Bikes",
  "model": "Butterfly Town 3-Gang",
  "modelYear": null,
  "category": "city",
  "categoryBasis": "route",
  "sourceCategory": "city",
  "price": 719.9,
  "originalPrice": 934.9,
  "currency": "EUR",
  "discountPercent": 23,
  "frameMaterial": "steel",
  "frameModel": "4130 Stahlrahmen, Double Butted",
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": null,
  "mixedGroupset": null,
  "groupsetComponents": null,
  "groupsetTierSpread": 0,
  "crank": "BLB City Singlespeed, 48 Zähne",
  "cassette": null,
  "brakes": "rim",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": null,
  "hubDynamo": null,
  "rack": null,
  "mudguards": true,
  "chaincase": null,
  "kickstand": null,
  "lighting": null,
  "wheelSize": null,
  "wheelset": "BLB Classic Doppelwand poliert",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "BLB City 700x32C",
  "weightKg": 12.5,
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "43 cm - S",
      "size": "43",
      "sizeCm": 43,
      "inStock": false,
      "stockCount": null,
      "price": 719.9,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "48 cm - M",
      "size": "48",
      "sizeCm": 48,
      "inStock": false,
      "stockCount": null,
      "price": 719.9,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "53 cm - L",
      "size": "53",
      "sizeCm": 53,
      "inStock": false,
      "stockCount": null,
      "price": 719.9,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "seller": null,
  "availability": "out-of-stock",
  "gtins": [
    "5060658040334",
    "5060658040365",
    "5060658040396"
  ],
  "imageUrl": "https://cdn.shopify.com/s/files/1/0901/7085/1592/files/0037904_0.jpg?v=1783491863",
  "rawTitle": "Butterfly Town 3-Gang - Schwarz",
  "fetchedAt": "2026-09-19T05:19:42.123Z",
  "normalizationConfidence": 0.78,
  "warnings": [
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ]
}

Parsed specification table

{
  "Rahmen": "4130 Stahlrahmen, Double Butted",
  "Gabel": "4130 Chromoly Gabel, 1 Zoll Gabelschaft",
  "Lenker": "BLB Half Moustache City Lenker",
  "Vorbau": "BLB Quill 80 mm, silber poliert",
  "Steuersatz": "Chrome 1 Zoll",
  "Sattelstütze": "BLB Aluminium Sattelstütze",
  "Sattel": "BLB Comfort",
  "Kurbel": "BLB City Singlespeed, 48 Zähne",
  "Pedalen": "BLB City, Silber",
  "Innenlager": "BLB gedichtetes Innenlager",
  "Bremsen": "BLB Caliper",
  "Schutzbleche": "BLB Stahlschutzbleche mit Reflektoren",
  "Vorder Gepäckträger": "BLB Super Strong, Stahl max. Zuladung 10 kg",
  "Naben (VR)": "BLB Nabe Silber poliert",
  "Naben (HR)": "Shimano Nexus 3 Gang Nabe",
  "Felgen": "BLB Classic Doppelwand poliert",
  "Reifen": "BLB City 700x32C",
  "Gewicht": "12,5 kg",
  "Disziplin": "Bike, Bikes, Citybikes, new, Retro Fahrräder, Spedition"
}

Raw adapter output

{
  "retailer": "bike-mailorder",
  "retailerProductId": "10412800377096",
  "productUrl": "https://www.bike-mailorder.com/products/blb-brick-lane-bikes-butterfly-town-3-gang-schwarz",
  "extractionMethod": "public-json-api",
  "sourceCategory": "city",
  "rawTitle": "Butterfly Town 3-Gang - Schwarz",
  "rawBrand": "BLB Brick Lane Bikes",
  "price": 719.9,
  "originalPrice": 934.9,
  "currency": "EUR",
  "imageUrl": "https://cdn.shopify.com/s/files/1/0901/7085/1592/files/0037904_0.jpg?v=1783491863",
  "rawSpecifications": {
    "Rahmen": "4130 Stahlrahmen, Double Butted",
    "Gabel": "4130 Chromoly Gabel, 1 Zoll Gabelschaft",
    "Lenker": "BLB Half Moustache City Lenker",
    "Vorbau": "BLB Quill 80 mm, silber poliert",
    "Steuersatz": "Chrome 1 Zoll",
    "Sattelstütze": "BLB Aluminium Sattelstütze",
    "Sattel": "BLB Comfort",
    "Kurbel": "BLB City Singlespeed, 48 Zähne",
    "Pedalen": "BLB City, Silber",
    "Innenlager": "BLB gedichtetes Innenlager",
    "Bremsen": "BLB Caliper",
    "Schutzbleche": "BLB Stahlschutzbleche mit Reflektoren",
    "Vorder Gepäckträger": "BLB Super Strong, Stahl max. Zuladung 10 kg",
    "Naben (VR)": "BLB Nabe Silber poliert",
    "Naben (HR)": "Shimano Nexus 3 Gang Nabe",
    "Felgen": "BLB Classic Doppelwand poliert",
    "Reifen": "BLB City 700x32C",
    "Gewicht": "12,5 kg",
    "Disziplin": "Bike, Bikes, Citybikes, new, Retro Fahrräder, Spedition"
  },
  "rawFeatures": [
    "Das BLB Butterfly wurde mit hochwertigen Materialien und Komponenten hergestellt und wir haben uns auf Komfort, eine tolle Optik und den ganzjährigen Einsatz konzentriert. Damit Sie das ganze Jahr über fahren können, verfügt das Fahrrad über eine Reihe wunderschön gestalteter Extras - Schutzbleche in voller Länge, um Sie trocken zu halten, einen Gepäckträger (um Ihren Rücken vor dem schweren Rucksack zu schützen) und einen Ständer - was auch immer Ihre Reiseziel ist das Wetter sollte ein Kinderspiel sein. Ausstattung: Rahmen: 4130 Stahlrahmen, Double Butted Gabel: 4130 Chromoly Gabel, 1 Zoll Gabelschaft Lenker: BLB Half Moustache City Lenker Vorbau: BLB Quill 80 mm, silber poliert Steuersatz: Chrome 1 Zoll Sattelstütze: BLB Aluminium Sattelstütze Sattel: BLB Comfort Kurbel: BLB City Singlespeed, 48 Zähne Pedalen: BLB City, Silber Innenlager: BLB gedichtetes Innenlager Bremsen: BLB Caliper Schutzbleche: BLB Stahlschutzbleche mit Reflektoren Vorder Gepäckträger: BLB Super Strong, Stahl max. Zuladung 10 kg Naben (VR): BLB Nabe Silber poliert Naben (HR): Shimano Nexus 3 Gang Nabe Felgen: BLB Classic Doppelwand poliert Reifen: BLB City 700x32C Gewicht: 12,5 kg",
    "* Spezifikation kann in Ausnahmefällen, herstellerbedingt, in Details abweichen."
  ],
  "rawSizes": [
    {
      "rawSize": "43 cm - S",
      "size": "43",
      "sizeCm": 43,
      "inStock": false,
      "stockCount": null,
      "price": 719.9,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "48 cm - M",
      "size": "48",
      "sizeCm": 48,
      "inStock": false,
      "stockCount": null,
      "price": 719.9,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "53 cm - L",
      "size": "53",
      "sizeCm": 53,
      "inStock": false,
      "stockCount": null,
      "price": 719.9,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "availabilityText": "all variants sold out",
  "fetchedAt": "2026-09-19T05:19:42.123Z",
  "sourceMeta": {
    "shopifyProductId": 10412800377096,
    "handle": "blb-brick-lane-bikes-butterfly-town-3-gang-schwarz",
    "productType": "Bike",
    "tags": [
      "Bike",
      "Bikes",
      "Citybikes",
      "new",
      "Retro Fahrräder",
      "Spedition"
    ],
    "skus": [
      "5060658040334",
      "5060658040365",
      "5060658040396"
    ],
    "articleNumbers": [
      "sw27572",
      "sw27572.1",
      "sw27572.2"
    ],
    "stockSource": "feed-sold-out",
    "backorderNote": null,
    "untrackedVariants": 0,
    "variantsNotInStockArray": 0,
    "bWareVariantsRemoved": []
  }
}

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