I just bought this pump. The box came with an extra set of barb fittings that are in the link I gave you and some soft tubing that you can get at Petco. That's it.
This pump is super basic. There is nothing more to it.
If your reactor has push fit fittings you need adapters. They don't come with the pump. You can get those at BRS:
Mur-lok Stem Adapter Tube x Hose Stem Stem side slides into standard push connect fittings. Barb side is designed for flexible tubing like nylon or clear pvc. Mur-lok RO fittings are the only RO fittings that feature dual EPDM O-rings to ensure a straight leak free fit. These high quality...
www.bulkreefsupply.com