Comparison : Item # 2155, 3/16 Inch (in) Inside Diameter Twin-Line® Welding Grade RM Hose
Item # 2156, 1/4 Inch (in) Inside Diameter Twin-Line® Welding Grade RM Hose
Item # 2157, 5/16 Inch (in) Inside Diameter Twin-Line® Welding Grade RM Hose
Item # 2158, 3/8 Inch (in) Inside Diameter Twin-Line® Welding Grade RM Hose