Adaptors - JIC Bulkhead see table below for variations and details:
ZN = Zinc Plated for extra rust protection
| Part# | 1 | Type | 2 | Type |
| 6020-4WTX-WLN-S | 7/16" | JICM | 7/16" | JICM |
| 6020-6WTX-WLN-S | 9/16" | JICM | 9/16" | JICM |
| 6020-8WTX-WLN-ZN | 3/4" | JICM | 3/4" | JICM |
| 6020-12WTX-WLN-ZN | 1.1/16" | JICM | 1.1/16" | JICM |