★【M22 to 3/8" Quick Connecters】4 Options has not only the M22 couplers, but also the Easy load/unload and extended Adapter kits, 2pcs M22(male) to 3/8" (Female) adapters and 2 pcs M22(male) to 3/8" male plug Adapters, and 1 pcs of M22(male) to M22(male), make your setup and storage more flexible and easy to reach.