| RX020 Straight male fitting, with cylindric thread |
| RX115 Swivel L-fitting with cylindric thread |
| RX130 Intermediate elbow connector |
| RX215 Swivel T-fitting, cylindric thread on the central leg |
| RX230 T-connector |
| RX040 Intermediate straight connector |
| RX050 Intermediate straight connector for panel mounting |
| RX700 Reducer |
| RGX063 L-fitting with flow regulator for valve |
| RGX053 L-fitting with flow regulator for cylinder |