Very compact with a sandblasted finish.
The DIN300 balanced diaphragm first stage weighs 598g. The INT version weighs 772 g.
First stage weight INT - 772 g / 27.2 oz
First stage weight DIN - 598 g / 21.1 oz
High pressure ports - 2 HP 7/16” UNF ports
Low pressure ports - 4 LP 3/8” UNF ports