This fits your .

Made of metal material in silver tone.
M22 male thread to M20 female thread.
Ideal accessory for Water Purifier.
No tools required. The rubber ring on the adapter is to prevent leaking.
Using thread linking faucet to make connection more firmly Not easy to leak.

uxcell 3pcs M22 Male to M20 Female Thread Metal Faucet Adapter for Water Purifier - B078RNFKG6