Priced per spoke/nipple pair. The Cromotor uses a 108mm one cross pattern when laced in a Holmes MMP 17x1.6 Rear Ebike and Moped Rim. The Cromotor uses a 128mm one cross pattern when laced in a Holmes MMP 19x1.6 Rear Ebike and Moped Rim. These spokes come with silver Moped nipples that are designed to be used with Holmes MMP rims without the need for washers. Moped nipples use a 5mm wrench. If washers are required for your application, you will have to source them elsewhere, as we cannot supply them.