| Type | Length(mm) | Material | Standard |
| KX40B-2 | 140±5 | ANSI B:181-1 | |
| KX50-2 | 160±5 | brass | |
| KX65-2 | 185±5 |
| Type | Length(mm) | Material | Standard |
| KX40B-2 | 140±5 | ANSI B:181-1 | |
| KX50-2 | 160±5 | brass | |
| KX65-2 | 185±5 |
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