Press Jaw Kit, Product Type Press Kit, Compatible Fitting System Viega MegaPress, Compatible Material Type Steel, Compatible Pipe Size 2 1/2 in to 4 in, Kit Pipe or Tubing Sizes Included 2 1/2 in, 3 in, 4 in, Material Steel, Compatible Press Tool Type Standard, Compatible Tool Manufacturer Part Number RP 330, RP 340, Includes Press Booster Kit, Kit Contents (3) Rings, Press Booster, Manufacturer Warranty Length Full Lifetime, Overall Length 27 in