Oatey 4-in x 2-in Schedule 40 PVC Saddle Tee in the PVC Pipe & Fittings department at Lowes.com
Spears 468S Series PVC Clamp-On Saddle with Double Outlet, with Buna O-Ring, SS Bolt, Schedule 40, White, 3" IPS OD x 2" Socket: Industrial Pipe Fittings: Amazon.com: Industrial & Scientific
Flexible Tap Saddles | Fernco - US
JONES STEPHENS 3 in. x 2 in. PVC DWV Saddle Tee-Only Fitting S26014 - The Home Depot