Stainless steel, available in brushed and mirror finishes, overall cylindrical shape, approx. 50-60mm diameter, round hole on top for inserting round tube, side fixing screws for locking; bottom can be welded or threaded to connect posts. Mainly used for connecting and fixing round handrail tubes to posts in stair handrails, glass railings, corridor guardrails, etc., convenient and stable installation, strong load-bearing capacity, round design perfectly fits round tubes, clean and smooth appearance, an important connecting accessory for railing and handrail systems.