Back Home / Fleet & Automotive / Clamps / MUFFLER CLAMP 5/16 X 1-1/4″ STANDARD DUTY MUFFLER CLAMP 5/16 X 1-1/4″ STANDARD DUTY SKU: XMC56X114 Categories: Clamps, Fleet & Automotive Standard Duty Round Holes, 5/16 in. w/ Flange Nuts Clamp size: 1-1/4″ Standard Duty Round Holes, 5/16 in. w/ Flange Nuts Clamp size: 1-1/4″ Case Quantity: 10 Log In For Pricing