SB216XLHD special Heavy Duty 16 inch extended coupler for a flatbed truck with a 4-1/2 inch sqaure trailer stem.
SB216XLHD is a special heavy duty 16 inch extended gooseneck trailer coupler for a flatbed truck with a 4-1/2 inch square trailer stem. The above picture is of a regular 9 inch extended coupler for a flatbet truck but will give you an idea what a 16 inch will look like.
This a non-stock item, but at times we will have some in stock. If not in stock it will take 10 days to 2 weeks to be manufactured.
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