The new HammerHead PB30 portable pipe bursting system from Earth Tool Co. LLC is a compact, small footprint, versatile system designed for the replacement of 4" and 6" pipe. The PB30 can be used to replace a variety of pipe, including clay (VCP), cast iron, concrete and PVC. The PB30 features a compact modular design, with no component that weighs more than 75 pounds and easy disassembly and reassembly; a small footprint, so it sets up in pits as small as 24" x 30", reducing the amount of excavation required; a positive cable grip system; high production, with a full sized 12" cylinder for increased cycle length; and Quick Grip Burst Heads, offering quick connection to new HDPE pipe without hand tools. Earth Tool Co. LLC. Circle 6.