Baby Jogger Car Seat Adapter Britax City Mini 2 Double Stroller, Black | live price, prepared checkout

Built for shopping agents: what RoboTrunk does for every product

We asked shopping agents, including Meta's Muse first-hand, what they need from a store. This is what they asked for, and what we have built.

RoboTrunk is working through its catalogue, so a step may not be done for this one yet. Where a step is done per product, the line ends with what is done for this product.

• Deep research: We read the maker's manual, independent reviews, video review transcripts and the store's own page, and publish each finding with its source and the date read. check_product returns them with a source for each. This product: 16 checked facts, research depth trimmed read, checked 2026-09-24T18:36:54.386Z, in the evidence pack.
• Receipts: Every published fact has a receipt showing its source quote. check_product and get_product return the checked facts that have one. This product: each checked fact listed below has one; the source quotes are in the evidence pack.
• Safety: check_product asks the product-safety regulators live (US CPSC, NHTSA and FDA, Health Canada, the UK's OPSS, Australia's ACCC) whether a recall names a product, listed here or not, and flags a match with its notice; a recall never blocks the buyer. This product: this page holds no recall result for it yet; check_product asks the regulators now.
• Recall watch: watch_recalls tells the buyer if a product bought here is recalled later.
• Second-hand listings: check_listing runs the same recall check on a second-hand listing someone found, and adds what the listing leaves out and the price new.
• The real price: The full price to the buyer's country, with shipping and tax, each part quoted from the store's policy or, where a part is not settled, what the total depends on: check_product and search_catalog take the buyer's country and postcode. This product: this store's price was read from its catalogue at 2026-10-19T19:34:28.255Z.
• A checkout that finishes: RoboTrunk lists only stores whose agent checkout it has verified. create_checkout prepares the order at the store; complete_checkout returns a link to the store's own checkout. The checkout can be finished in either of two ways: the person taps the link in their own browser, or their agent opens it and completes the checkout. RoboTrunk checks the store's total against a budget ceiling before it issues the link. Payment always happens on the store's own page, and RoboTrunk never holds the money. No store pays for placement; RoboTrunk may earn a commission from some stores via their affiliate programs.
• Markdown copy: Every page has a Markdown copy: this page's copy.
• Photos and ratings: Search results carry the product photo and, where the store's own page publishes one, its rating (search_catalog).
• Fit answers: check_fit answers whether a listing fits a car, pram or bottle, with the exact quote from the store's page, or says it is not known.
• Back-in-stock watches: watch_back_in_stock starts a watch on a listing the store shows as sold out; get_back_in_stock_watch shows when it is back in stock.
• Maker's manual: ask_product_manual answers from the maker's manual with the exact passage and page, or says the manual does not cover it.
• Tools and guide: Every tool and its description is at https://robotrunk.com/mcp; the guide is at /agents.md.
• Research from other stores: Coming soon: reading other stores' listings of the same product as research sources.

Checked facts

Each fact below was checked against the source it cites before it was published. Each carries that source's link and the time RoboTrunk read it. 16 checked facts, checked 2026-09-24T18:36:54.386Z. Research depth: trimmed read. Deep read: the store's own data and 6 outside pages (the store's own product page; spec sheet; regulator recall search (CPSC (United States)); regulator recall search (Health Canada); regulator recall search (ACCC Product Safety Australia)), each read in full by RoboTrunk and trimmed to its main content, then written up and checked. Facts from the maker or a manual quote the page word for word; what real users report is summarised with a link to the page read. Recall status was checked directly with CPSC (United States), Health Canada, ACCC Product Safety Australia: The supplied regulator searches do not identify a recall for model 2104670. The CPSC result concerns City Versa strollers, and the recent Australian feed contains no Baby Jogger or 2104670 entry. Health Canada lists a generic 2013 Baby Jogger Car Seat Adaptor recall, but the supplied text does not identify its model, so applicability to 2104670 cannot be established.

• Purpose: The adapter attaches a Britax infant car seat to a stroller frame to create a travel system usable from birth.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Exact compatibility: Baby Jogger's 2022 chart assigns adapter 2104670 to the Britax B-Safe 35 on the City Mini 2 Double.. Source: https://www.babyjogger.eu/_img/__upload_fichiers/dc-28358-bbj-compatibility-chart-us-v4%40926.pdf (manual), read 2026-09-24T18:26:00.761Z.
• Older compatibility chart: Baby Jogger's 2021 chart lists adapter 2104670 for the Britax B-Safe 35 on both the City Mini 2 Double and City Mini GT2 Double.. Source: https://s7d9.scene7.com/is/content/NewellRubbermaid/DC-28358-BBJ-Compatibility-Chart-US-v2 (manual), read 2026-09-24T18:26:01.098Z.
• Stroller compatibility: The store says it is compatible only with the City Mini 2 Double and City Mini GT2 Double strollers.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Compatibility conflict: Baby Jogger's 2022 chart lists adapter 2104669, not this 2104670 adapter, for the Britax B-Safe 35 on the City Mini GT2 Double.. Source: https://www.babyjogger.eu/_img/__upload_fichiers/dc-28358-bbj-compatibility-chart-us-v4%40926.pdf (manual), read 2026-09-24T18:26:00.761Z.
• Car-seat compatibility: The store describes it as compatible only with Britax infant car-seat models, but does not name every supported model.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Canopy requirement: The compatibility chart's asterisk means the stroller canopy must be removed when using the listed adapter combination.. Source: https://www.babyjogger.eu/_img/__upload_fichiers/dc-28358-bbj-compatibility-chart-us-v4%40926.pdf (manual), read 2026-09-24T18:26:00.761Z.
• Capacity: Only one infant car seat may be attached per stroller.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Installation: The store describes installation as simple and requiring no tools.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Installation step: The stroller canopy must be removed before attaching the Britax infant car seat.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Dimensions: The listed product dimensions are 11.8 by 5.9 by 9.6 inches.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Weight: The listed item weight is 1.12 pounds.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Colour: The adapter is black.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Product identifiers: The item model number is 2104670.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Care warning: Do not clean it with bleach, solvents, or abrasive cleaning materials.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.
• Warranty: The retailer states that the product carries the full manufacturer warranty, but gives no duration or terms.. Source: https://anb-baby.myshopify.com/products/city-mini-2-gt2-car-seat-adapter-britax (guide), read 2026-09-24T18:25:56.931Z.

The full evidence pack, with every citation, source and gap.

Questions we researched but could not confirm

Every fact above is cited. To find them we read the store listing, the spec sheet and the recall records of CPSC (United States), Health Canada and ACCC Product Safety Australia. We also chased the questions below across those sources and found no reliable answer, so you know exactly where the evidence ends and never have to guess.

• Which current Britax infant car-seat models are officially compatible?
• Is model 2104670 currently approved for the City Mini GT2 Double?
• What components are included in the package?
• What material is the adapter made from?
• How does its surface feel, and is it thin or thick?
• Does the black finish scratch, chip, or rub off?
• Can the stroller fold while the adapter remains installed?
• Does the installed adapter stick out or rub against the stroller?
• How securely does the car seat click into place?
• How is the adapter removed after installation?
• What parts tend to loosen, crack, or break with use?
• What are the manufacturer's warranty duration and coverage terms?
• Are there child weight or height limits for this adapter?
• Which safety standards or certifications does it meet?
• Are there safety warnings beyond removing the canopy and using one car seat?

This page is published by RoboTrunk, a store built for shopping agents.

The store named on this page sells the product and ships it. RoboTrunk is not
the seller and never holds the money.

Buying works in one path. RoboTrunk's tools prepare a checkout at that store,
then hand back a short-lived link. The person approves the total; once RoboTrunk
has checked the store's total against it, the person is given the checkout link to
tap in their own browser, or, if the person prefers and gives permission, their
agent may open the link and finish there, and payment always happens on the
store's own checkout page. RoboTrunk never takes the payment or sees a card.

Where the rest of this site is:

- /agent/story.md is what RoboTrunk is and how it works, in full.
- /agent/tools.json is every tool, its arguments and its answers.
- /agent/merchants is every store you can buy from through RoboTrunk.
- /products/ucp is every store's indexed products.
- /products/search is one search across every store, in plain words.

• What RoboTrunk is
• The tools and how to call them
• The stores you can buy from
• Every store's products
• Search every store at once