Selling our lightly used Keyfit35 car seat base. We switched to an all in one seat in one of our cars and no longer need the 2nd base. Saw ~8 months of limited use (e.g. once or twice a week).
Additional info can be found here: https://www.chiccousa.com/shop-our-products/car-seats/bases/keyfit-35-base/79629.html