The 1In Round Head Adapter with 0.8cm 1 4inch Thread unparalleled flexibility and compatibility, making it essential accessory for Phone Mounts B Size Double Socket Arms and bike or motorcycle phone holders Suitable for outdoor enthusiasts, cyclists, motorcyclists, and photographers who require reliability mounting solution for their devices, ensuring secure and adjustable setups on the go Crafted from durability steel and nonslip rubber, this adapter ensures longevity and stability even under demanding conditions, with rubber round head that absorbs shock and prevents shaking Perfect for various scenariossuch as navigating during ride, capturing shot, or video conferencing, this adapter allows users to adjust angles to suit different viewing needs With its 360degree rotation capability, the adapter expands your mounting option, providing a versatility solution for integrating additional phone bracket accessories into your setups