1/2"
Bolt
1.1/2" x 1/2" BSF
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Product number: 322824
Bolt
1.3/4" x 1/2" BSF
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Product number: 288968
Bolt
4.3/16" x 1/2" BSF - thread length: 13/16", spanner size: 7/16" W or 1/2" BS
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Product number: 363680