Compatible with the Nite Ize® Steelie® line of leading mounting products, the Nite Ize Steelie Magnetic Phone Socket Plus features a large, powerful neodymium magnet with holding power to mount even the largest phones or phones with large cases. The Nite Ize Steelie Magnetic Phone Socket Plus makes a great start or upgrade to your Steelie device productivity accessory collection. Includes 3M® VHB® adhesive to attach it securely to your device.