Home » Weight Watcher » Weight Watcher Parts » PT 1/4 Air Muffler, metric PT 1/4 Air Muffler, metric SKU: RFF-4024 Availability: Available Price: $7.75 PT 1/4 Air Muffler, metric quantity Add to cart Description Replacement air muffler for air manifold (RFF-4029) on Osborne Survey Scales. Related products Spray Marker Adjustable Nozzle, Brass Learn More Add to cart Flow Control w/10mm Tube Fittings Learn More Add to cart USB to RS232 Converter Cable Learn More Add to cart Air Cylinder Trunnion Bolt Kit Learn More Add to cart