Threaded hex head boss for welding to 16mm OD x 1.6mm wall tubing.
5/16" UNF RH thread.
3/4" hex x 5mm depth, 12.4mm diameter that locates into tubing, 20mm overall length. EN3B.
Threaded Hex Boss For 16ODx1.6mmWall Tube - 5/16" UNF RH
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