You can expect to get the most out of your fiber optic cables without the right coupling equipment. At CableWholesale, we want to ensure you are able to find the right keystone for your coupling needs, which is why we have several options available. With our LC Fiber Optic Network Coupler, you will be able to easily connect two different fiber optic cables together. In fact, this white keystone allows for seamlessly extending your cables at a moment's notice. You can place your order today from CableWholesale, and make sure you get in touch with us if you have any questions. Specifications: Dust Cover, PVC, White Color. Housing, PC, UL 94V-0. Clip, Stainless. Insert, ABS, UL 94v-0.