Diameter
Capacity
Diamter Round
Diamter Square
| Shaft Diameter |
Load Bearing Capacity |
Inside Post Diamter Round |
Inside Post Diamter Square |
4x4 Post | 6x6 Post | ||
| Wood | Metal | Wood | Metal | ||||
| 8" | 10,000 lbs | 6-3/4" | 4-3/4" | |
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| 10" | 14,000lbs | 8-3/8" | 5-7/8" | |
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| 12" | 18,000 lbs | 10-3/4" | 7-9/16" | |
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| 14" | 20,000 lbs | 11-1/2" | 8-1/8" | |
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| 16" | 20,000 lbs | 15" | 10-9/16" | |
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| 18" | 20,000 lbs | 17" | 12" | |
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| 20" | 20,000 lbs | 19" | 13-3/8" | |
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| 22" | 20,000 lbs | 21" | 14-13/16" | |
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| 24" | 20,000 lbs | 23" | 16-1/4" | |
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| 28" | 20,000 lbs | 27" | 19" | |
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| 30" | 30,000 lbs | 29" | 20-1/2" | |
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| 36" | 30,000 lbs | 35" | 24-3/4" | |
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