| Throat adjuster knob |
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| B.Points in Setting Up Buckle |
| Adjusting mechanism |
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| Throat adjuster knob |
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| Throat position scale Deflector position |
1.Throat position scale 2.Deflector position |
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| Buckle stopper angle adjuster |
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| Deflector position |
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| Buckle (nose) position
scale Nose adjusting device |
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