Adapter converts 17mm ball mounts to accommodate Single T-Slot holders (sold separately)
Also compatible with Sirius and XM Satellite Radios (sold separately)
Arkon’s SP-SB-1T-B adapter allows you to convert a 17mm ball pattern mount to the Single-T mounting pattern to accommodate Single T-Slot holders or devices that feature the Single T-Slot mounting pattern, including XM Satellite Radios, including XM Onyx, StarMate, Stratus, Roady, and Samsung Nexus & Helix. (Tightening ring, mounts, holders, and devices sold separately). This includes only the 17mm Ball to Single T-Tab Adapter. For a solution that includes a tightening ring, see Arkon Model SP-SBH-KIT-1B.