KM446 MESA FORGED MONOBLOCK | Finish RAW MACHINED | size desc 17X8.5 | lug count 6.0 | bolt pattern metric 6X139.7 | bolt pattern standard 6X5.5 | offset -10 | backspacing 4.36 | centerbore 106.1 | load rating metric 1133.0 | load rating standard 2500.0 | division 10 | barrel config S | shipping weight 28.56 | box label desc RAW-MACH | finish warranty NO | structural warranty LIFETIME | rivet part no NONE | lip depth 1.96 | construction type Monoblock Forged | bolt pattern mm10474 139.7