Wheel - 387X - Rear - Anodized Red/Black - 12x8 - 4/156 - 4+4 All Moose wheels are X-rayed on the production line to ensure quality and reliability, Whether it is in the woods, deep mud or sand, the 387X is prepared to take it on, Center caps are included with each wheel, Lug nut kit includes 16 lug nuts and 4 valve stems and must be ordered separately.