XD870 BOMBER | Finish MATTE BLACK | size desc 20X9 | lug count 8.0 | bolt pattern metric 8X180 | bolt pattern standard 8X180 | offset 1 | backspacing 5.04 | centerbore 124.2 | load rating metric 1678.0 | load rating standard 3700.0 | division 10 | barrel config R | shipping weight 46.68 | box label desc M-BLK | finish warranty nan | structural warranty nan | rivet part no BRDGRBOLTB | lip depth 1.48 | construction type Cast Aluminum | bolt pattern mm17271 180