For skin fittings. Corrosion-resistant brass.
| Product number | Outer diameter | Spiral |
| 4728 | R10 | 3/8" |
| 4729 | R15 | 1/2" |
| 4735 | R20 | 3/4" |
| 4740 | R25 | 1" |
| 4743 | R32 | 1 1/4" |
| 4744 | R40 | 1 1/2" |
For skin fittings. Corrosion-resistant brass.
| Product number | Outer diameter | Spiral |
| 4728 | R10 | 3/8" |
| 4729 | R15 | 1/2" |
| 4735 | R20 | 3/4" |
| 4740 | R25 | 1" |
| 4743 | R32 | 1 1/4" |
| 4744 | R40 | 1 1/2" |