20 Dual Thread OE Factory Style Lug Nuts 14x1.5 For 88-99 Chevy GMC C1500 454 SS
Thread Pitch: 14x1.5 / M14x1.5 / 14mm x 1.5. Lug nuts have two compatibilities, one to match the lug nut thread size to the vehicle's wheel studs and the other to match the lug nut style to the wheel.