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■ Aluminium Bronze Alloy and Beryllium Copper Alloy
■ Precision Casting
■ Disasseble or assemble automobile tires efficiently by using planetary gear transmission mechanisms
| Number | size | Drive Ratio | C inch | Be-Cu g | Al-Cu g |
| 124A-1002 | ZB—16 | 1:16 | 1/2 | 2000 | 1800 |
| 124A-1004 | ZB-58 | 1:58 | 1 | 6850 | 6200 |
| 124A-1006 | ZB-68 | 1:68 | 1 | 8050 | 7300 |
| 124A-1008 | ZB-78 | 1:78 | 1 | 8300 | 7500 |
