BrassCraft Toilet Supply Kit everything you need to connect your water supply to your toilet. Components include: (1) 1/2 in. Nominal Sweat inlet x 3/8 in. O.D. Compression outlet multi-turn angle water shut-off valve with 5 in. Sweat Extension Tube (1) 3/8 in. O.D. x 12 in. L copper riser and (1) bell flange. An angle valve is most often used when the water pipe enters the room from the wall. 5 in. extension tube slides over existing 1/2 in. nominal copper water pipe, sweat connection. May be cut to required length using a tube cutter. All components are chrome-plated for a clean professional appearance.