# Accessories That Fit Britax Car Seats Which accessories fit a Britax car seat? Veer Switchback Infant Car Seat Adapter: Compatible Britax models are B\-Safe 35, B\-Safe 35 Elite, B\-Safe Ultra, B\-Safe Gen2, B\-Safe Gen2 FlexFit, B\-Safe Gen2 FlexFit\+, Endeavour and Chaperone\. This Britax adapter is for legacy, pre\-2024 Britax infant car seats using the B\-Safe attachment mechanism; it is not interchangeable with newer Britax models\. BOB Single Jogging Stroller Adapter for Britax Infant Car Seats: Compatible Britax/BOB car seats listed are B\-Safe 35, B\-Safe 35 Elite, B\-Safe Ultra, and Endeavours\. Britax ReboundReduce Stability Bar / Anti\-Rebound Bar: The bar is compatible with Britax Poplar and Poplar S convertible car seats\. Britax Seat Saver Waterproof Liner \(S864800 / retailer SKU BRIS864800\): The retailer says the liner is intended for harnessed seats and strollers and may not fit booster seats securely\. BOB Gear Wayfinder Infant Car Seat Adapter: Works with the Britax Willow infant car seat\. ### 1. [Veer Switchback Infant Car Seat Adapter](/products/ucp/anbbaby-com/9264667492638) (sold by anbbaby\.com) Compatible Britax models are B\-Safe 35, B\-Safe 35 Elite, B\-Safe Ultra, B\-Safe Gen2, B\-Safe Gen2 FlexFit, B\-Safe Gen2 FlexFit\+, Endeavour and Chaperone\. - Fit: Compatible Britax models are B\-Safe 35, B\-Safe 35 Elite, B\-Safe Ultra, B\-Safe Gen2, B\-Safe Gen2 FlexFit, B\-Safe Gen2 FlexFit\+, Endeavour and Chaperone\. (manual) - Use: For single mode, lock the frame brake, press the adapters onto the &Roll or &Jog frame with each gray dot facing backward, listen for a click and pull upward to verify that they are secure\. (manual) - Limit or warning: This Britax adapter is for legacy, pre\-2024 Britax infant car seats using the B\-Safe attachment mechanism; it is not interchangeable with newer Britax models\. (manual) ### 2. [BOB Single Jogging Stroller Adapter for Britax Infant Car Seats](/products/ucp/strolleria-com/4730107494474) (sold by strolleria\.com) Compatible Britax/BOB car seats listed are B\-Safe 35, B\-Safe 35 Elite, B\-Safe Ultra, and Endeavours\. - Fit: Compatible Britax/BOB car seats listed are B\-Safe 35, B\-Safe 35 Elite, B\-Safe Ultra, and Endeavours\. (listing) - Use: Converts compatible BOB Gear single jogging strollers into a travel system\. (guide) - Limit or warning: Do not run or jog with a BOB Gear stroller when using an infant car seat adapter and car seat, because instability can cause serious injury\. (guide) ### 3. [Britax ReboundReduce Stability Bar / Anti\-Rebound Bar](/products/ucp/strolleria-com/7702745022538) (sold by strolleria\.com) The bar is compatible with Britax Poplar and Poplar S convertible car seats\. - Fit: The bar is compatible with Britax Poplar and Poplar S convertible car seats\. (guide) - Use: The bar helps minimize movement in the event of a crash\. (guide) - Limit or warning: Their crash test analysis was done in a forward\-facing configuration, so it is based on results without the anti\-rebound bar\. (review) ### 4. [Britax Seat Saver Waterproof Liner \(S864800 / retailer SKU BRIS864800\)](/products/ucp/anbbaby-com/5003990466646) (sold by anbbaby\.com) The retailer says the liner fits within the seating area without obstructing harness straps\. - Fit: The retailer says the liner fits within the seating area without obstructing harness straps\. (guide) - Use: The liner has deep sides intended to contain liquids and crumbs and protect the seat from diaper leaks, toilet\-training accidents and wet bathing suits\. (guide) - Limit or warning: The retailer says the liner is intended for harnessed seats and strollers and may not fit booster seats securely\. (guide) ### 5. [BOB Gear Wayfinder Infant Car Seat Adapter](/products/ucp/strolleria-com/7329217609802) (sold by strolleria\.com) Works with the Britax Willow infant car seat\. - Fit: Works with the Britax Willow infant car seat\. (listing) - Use: It is an infant car seat adapter that converts the BOB Gear Wayfinder single jogging stroller into a travel system\. (guide) - Limit or warning: The maker warns not to run or jog with the stroller when the adapter and car seat are attached, because the stroller may become unstable and cause serious injury\. (guide) Every value in the table is a fact RoboTrunk checked, linked to the page it came from\. A dash means no checked fact fills that cell\. Prices and stock change, so this page prints neither: each product name links to its RoboTrunk page, which shows them live\. Written 2026-10-15T13:27:33.764Z. This page is published by RoboTrunk, a store built for shopping agents. The store named on this page sells the product and ships it. 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