| Item # | Tube A Outer Diameter | Tube B Outer Diameter | Dimension A | Dimension B |
|---|---|---|---|---|
| UER-F-42 | 1/4 in | 1/8 in | 1.06 in | 1.06 in |
| UER-F-64 | 3/8 in | 1/4 in | 1.25 in | 1.25 in |
| UER-F-84 | 1/2 in | 1/4 in | 1.56 in | 1.56 in |
| UER-F-86 | 1/2 in | 3/8 in | 1.56 in | 1.56 in |
| UER-M-84 | 8 mm | 4 mm | 1.25 in | 1.25 in |