AR920 BLOCKHEAD | Finish CHARCOAL | size desc 20X10.5 | lug count 5.0 | bolt pattern metric 5X114.3 | bolt pattern standard 5X4.5 | offset 45 | backspacing 7.52 | centerbore 72.56 | load rating metric 580.0 | load rating standard 1280.0 | division 10 | barrel config S | shipping weight 34.61 | box label desc CHARCOAL | finish warranty ONE YEAR | structural warranty LIFETIME | rivet part no NONE | lip depth 0.0 | construction type Cast Aluminum | bolt pattern mm3956 114.3