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Thread Dia
9/16" , 5/8" , 3/4"
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Length mm
70 , 70 , 80
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Cat. # R
CR14S , CR16S , CR20S
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Cat. # H
CH14S , CH16S , CH20S
These couplers are made of high grade material for higher strength with counted bore for protecting the rod threads from damage. Separate coupling available for unthreaded rods. Material : Silicon Bronze, Phosphorous Bronze