uppababy seat liner nordstrom Reversible Liner/Water-Resistant and Comfortable/Easy Stroller Attachment/Reed (Charcoal Denim/Cozy Knit) Everything Else 12”T-bar with 3/4" screw Nuna Stroller Accessories Suitable from birth up Gear Ratio:6.0:1

uppababy seat liner nordstrom Reversible Liner/Water-Resistant and Comfortable/Easy Stroller Attachment/Reed (Charcoal Denim/Cozy Knit) Everything Else 12”T-bar with 3/4" screw Nuna Stroller Accessories Suitable from birth up Gear Ratio:6.0:1

12”T-bar with 3/4" screw in seat pedestal & 2 coated holders Reel Fisherman* | eBay

Flex in this one, probably looking about like a three out of ten, obviously you want to be a little bit softer, a little bit more forgiving for the kids

Nuna Stroller Accessories

Gear Ratio:6.0:1

For more on this iconic derailleur I wrote a post about the complete history of the Campagnolo C Record front derailleur

Suitable from birth up to 6 months or when your baby can sit up unassisted