SharkBite 5/8-in PEX Crimp Brass Coupling in the PEX Pipe, Fittings & Specialty Tools department at Lowes.com
5/8" × 5/8" PEX Comp. Coupling | HeatLink
SharkBite 3/4-in PEX Crimp x 5/8-in PEX Crimp Brass Reducing Coupling in the PEX Pipe, Fittings & Specialty Tools department at Lowes.com
2446375 - Mr. PEX 2446375 - 5/8" PEX-AL-PEX x 3/4" MNPT Transition w/ Fitting Assembly
Caleffi Fitting 5/8 in. Nominal PEX | Pexheat.com
iCrimp 1/2 Inch Brass PEX Coupling Splice, PEX Coupler, Lead Free F180 — Iwiss Tools Co Limited
5/8′′ Pex Low Lead Brass Pex Water Meter Coupling, with Swivel Nut - China Lead Free Brass Meter Coupling Pex Connect, Lead Free Pex Water Meter Coupling | Made-in-China.com
Is it OK to use 1/2" CTS PEX fittings on 5/8" OD LLDPE tubing? : r/Plumbing