SHOCKWAVE | Finish GLOSS BLACK W/ MILLED SPOKES | size desc 20X9.5 | lug count 6.0 | bolt pattern metric 6X135 | bolt pattern standard 6X135 | offset 12 | backspacing 5.72 | centerbore 87.1 | load rating metric 1111.0 | load rating standard 2450.0 | division 10 | barrel config S | shipping weight 32.43 | box label desc G-BLK MILL | finish warranty ONE YEAR | structural warranty LIFETIME | rivet part no nan | lip depth 0.31 | construction type Cast Aluminum | bolt pattern mm2629 135