ARCHES | Finish MATTE BLACK | size desc 18X8 | lug count 5.0 | bolt pattern metric 5X108 | bolt pattern standard 5X4.25 | offset 30 | backspacing 5.68 | centerbore 76.1 | load rating metric 907.0 | load rating standard 2000.0 | division 10 | barrel config S | shipping weight 31.55 | box label desc M-BLK | finish warranty ONE YEAR | structural warranty LIFETIME | rivet part no BRRBTM812507B | lip depth 0.5 | construction type Cast Aluminum | bolt pattern mm1077 108