er it with sliver, tan or White (shadow it maybe?) during certification, the N Numberr contrast must be able to be read 500 feet away, (this is what Sirkorksy is telling me, Min size is 12 inch letters I know for a fact, plus there is a contrast "minimum" like 60%... I will look up in regs. for exact numb

er it with sliver, tan or White (shadow it maybe?) during certification, the N Numberr contrast must be able to be read 500 feet away, (this is what Sirkorksy is telling me, Min size is 12 inch letters I know for a fact, plus there is a contrast "minimum* like 60%... I will look up in regs. for exact numb

er it with sliver, tan or White (shadow it maybe?) during certification, the N Numberr contrast must be able to be read 500 feet away, (this is what Sirkorksy is telling me, Min size is 12 inch letters I know for a fact, plus there is a contrast "minimum' like 60%... I will look up in regs. for exact numb