plumbing - What connector to join/extend 1/4 in stainless steel

I am running about 6 feet short and need to extend 1/4 in stainless steel fridge water line by attaching another hose assembly with 1/4" female swivel compression fittings at both ends to it's

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Is there an adapter, or extension for this? This faucet is the same length as my old faucet, but the female threading is too deep inside to thread onto the spout. The