< cite index="81-1">A 5-inch, zinc-coated steel flat U-bolt saddle clamp with double saddle, straight, closed design, rated for 15 ft-lbs assembly torque and using (2) 3/8"-16 bolts.</cite> Used to secure exhaust pipe sections or mufflers together on a truck's exhaust system. It's cross-referenced to Walker 35757, Grand Rock FB-5ZN, and Donaldson J000232.