Muteki Short Open End Steel Wheel Nuts - M12 x 1.25 (Pack 20)Light weight, racing style lug nuts at an affordable price, thats what the Muteki Open Ended Lug Nuts are about from Wheel Mate Performance. The cold forged steel of the Muteki Lug Nut permits it to be smaller, thinner, and lighter than normal steel nuts. Furthermore, the compact size of the Muteki Lug Nut allows it to be used in small diameter wheel holes. The open ended Muteki Lug Nut also allows for longer racing studs and full thread engagement.