# onBoard™ LT Adjustable Infant Car Seat Base

> onBoard™ LT Adjustable Infant Car Seat Base by Safety 1st costs $39.99 for Color: Black at Safety 1st, the brand's official store, as of October 19, 2026. Returns: 30 days from delivery to request a return; items must be unused and tags attached. Checkout happens on the seller's own store; Coreplex adds no fees.

## At a glance

| Field | Value |
| --- | --- |
| Brand | Safety 1st |
| Sold by | Safety 1st (the brand's official store) |
| Price | $39.99 for Color: Black |
| Price checked | October 19, 2026, before tax and shipping. The live page and the seller's store have the current price. |
| Availability | In stock at the seller when checked |
| Condition | new |
| Shopify catalog ID | 4jJHA7EEl6vY9ZqqivPuB8 |

Buy at Safety 1st: https://safety1st.com/products/onboard-lt-adjustable-infant-car-seat-base-ic289

## Shipping and returns

Returns, refunds and shipping follow Safety 1st's own policy, not Coreplex's.

In short: 30 days from delivery to request a return; items must be unused and tags attached.

| Term | Policy | Exact wording |
| --- | --- | --- |
| Return window | 30 days | "com website, returns can be requested within 30 days after the original purchaser receives the item." |
| Window counts from | delivery | "com website, returns can be requested within 30 days after the original purchaser receives the item." |
| Item condition | unused, original packaging, tags attached | "To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging." |
| Refund timing | 30 days | "In order to be considered for a replacement or refund, you must contact us within 30 days of the shipment delivery date." |

Read from the seller's refund policy on 2026-10-25.

- Refund policy: https://checkout.shopify.com/83636781378/policies/37414994242.html
- Shipping policy: https://checkout.shopify.com/83636781378/policies/37415092546.html

## Other stores selling it

Coreplex counts another listing as the same item only when it shares a Shopify catalog ID or barcode; lookalikes are never priced as equals. Live check: https://coreplex.ai/p/safety1st.com/onboard-lt-adjustable-infant-car-seat-base-ic289 · MCP: get_passport / compare_prices with product_url https://safety1st.com/products/onboard-lt-adjustable-infant-car-seat-base-ic289

## What Safety 1st says

A versatile, latch-equipped base that enables quick and secure installation of compatible Safety 1st infant car seats in your car.

## Key features (from Shopify's product catalog)

- Latch-equipped base ensures secure and easy installation in compatible car seats
- Adjustable 2-position recline provides comfort and adapts to different car types
- Height adjustment accommodates various vehicle sizes for a perfect fit
- Lightweight design makes it easy to carry and install in your car
- Harness system allows quick and secure fit adjustments for your child

| Spec | Value |
| --- | --- |
| Compatible Car Seats | onBoard LT, onBoard FLX, onBoard LTX, Comfort Infant |
| Maximum Child Weight | 35 lbs |
| Color | Black |
| Pattern | Solid |
| Brand | Safety 1st |
| Sub Brand | onBoard |

## What Coreplex could not confirm

- Brand confirmation from the brand itself. The brand has not claimed this listing on Coreplex.
- Whether other stores sell this exact item. Coreplex only calls two listings the same item when they share a Shopify catalog ID or a barcode.
- Independent evidence for claims in the listing. Claims are the seller's own.
- A barcode (GTIN) for this listing. Without one, price comparisons with other stores are only possible through Shopify's own catalog grouping.

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Source: Safety 1st's public Shopify listing, read 2026-10-19. Cite as: Coreplex, "onBoard™ LT Adjustable Infant Car Seat Base", https://coreplex.ai/p/safety1st.com/onboard-lt-adjustable-infant-car-seat-base-ic289.html