Trailer wheel guide (4).This sale is for four plastic wheel lug bolt pattern templates.   The red is 5 lug SAE (inches), the orange is 5 lug metric, the blue is 4 lug SAE and metric, the green is six lug SAE and metric.  SAE stands for Society of American Engineers.   Each template is 6.5 inches in diameter.  Your satisfaction is always 100% guranteed or your money quickly and cheerfully refunded.  I intend to please everyone.  Call with questions 815-726-6455  Bruce in Joliet, Illinois.   Also available w-sale by box of 50.