The 15X balanced diaphragm first stage has a DFC port and pre-oriented ports making it perfect for the octopus configuration as well. Very compact with a sandblasted finish. The DIN300 balanced diaphragm first stage weighs 598g. The INT version weighs 772 g. Specs: TYPE: Balance Diaphragm FIRST STAGE WEIGHT INT: 1.7lb FIRST STAGE WEIGHT DIN: 1.3lb HIGH PRESSURE PORTS: 2 HP 7/16” UNF ports LOW PRESSURE PORTS: 4 LP 3/8” UNF ports
