Comparison : Item # K3, 13/16 Inch (in) Diameter High-Carbon Electro-Galvanized Steel "K" Series Preformed Clamp
Item # K311, 1 3/8 Inch (in) Diameter High-Carbon Electro-Galvanized Steel "K" Series Preformed Clamp
Item # K4, 1 Inch (in) Diameter High-Carbon Electro-Galvanized Steel "K" Series Preformed Clamp
Item # K5, 1 1/4 Inch (in) Diameter High-Carbon Electro-Galvanized Steel "K" Series Preformed Clamp
Item # K6, 1 1/2 Inch (in) Diameter High-Carbon Electro-Galvanized Steel "K" Series Preformed Clamp