Quick view Choose Options Rixson 340, Center Hung Top Pivot, Standard or Heavy Option - Rixson MSRP: Was: $218.00 Now: $151.56 - $500.58 Fully concealed, center hung top pivot. Standard duty is top pivot for 370 and 117-3/4 pivot sets. Also used for 28, 30, 40 and 50 series fl… California Prop 65 Warning WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.