Arkon’s adapter can convert a 22mm (0.86”) ball mount into a 4-Hole AMPS drill base mount. The adapter is compatible with a 22mm ball pattern and a 4-Hole AMPS pattern. The adapter is ideal for GPS devices and any other devices that utilize a 4-hole AMPS mounting plate.

Features:

• 4-Hole AMPS mounting plate compatible
• 22mm (.86”) ball compatible
• Ideal for any 4-hole AMPS mounting plate device