Sales › TC1C - Trussing Single Coupler / Spigot with location pin (Hollow - bolted through) and M10 Allen bolt. TC1C - Trussing Single Coupler / Spigot with location pin (Hollow - bolted through) and M10 Allen bolt. $11.90 TC1C - Trussing Single Coupler / Spigot with location pin (Hollow - bolted through) and M10 Allen bolt. TC1C - Trussing Single Coupler / Spigot with location pin (Hollow - bolted through) and M10 Allen bolt. Quantity: Add To Cart Added! Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More