🎀【Wide compatibility】Angled bolt head adapter ball base compatible with RAM mounts and FANAUE B size 1 inch ball head double socket arm, ball and socket technology allows near infinite adjustability, suitable for other devices with 1 inch swivel ball mounting pattern, provides reliable support for your motorcycles bike phone mount, can be mounted on scooter/stroller/motorcycle/bike/motocross etc on anything with 10mm screw holes equipment. | 🎀【Easy to install】This 1-inch ball head adapter with 10mm mounting holes provides solid connection between mounting base and double socket arm, with ball head diameter of 25.4mm, which can be easily installed on the motorcycle mirror frame and bolt head without tools, easy to operate in just few steps to complete installation, weighing only 35g, exquisite and compact for easy portability and use anytime anywhere. | 🎀【Unique Design】Unique beveled design is different from most of motorcycle phone holder accessories on the market, for variety of complex angles of installation, angled bolt head adapter ball base through ball to connect double socket arm can 360° rotated, free adjust horizontal or vertical direction phone mount, convenient for you to play music, view maps, GPS positioning ect to have perfect vision of ride, motorcycle phone mount base is definitely good choice for you to assemble bracket. | 🎀【Quality First】Angled bolt head adapter ball base made of 6061-T6 aluminum alloy, CNC integral molding structure is strong, surface treated with Class III hard anodized finish with high durability, TPU covered ball head is non-slip wear-resistant and not easy to loosen, can withstand large weight and impact, It's best choice for assembling bicycle cell phone holder, motorcycle cell phone mount, scooter phone holder, baby stroller phone holder and other phone mount base. | 🎀【lifetime warranty】Bolt head adapter ball base is an on-board accessory designed for bikes, motorcycles and cars, you can give this phone holder base along with other phone mount accessories as Christmas gift to your husband, father, son or friend, give them the surprise and fun of assembling mount. This bolt head adapter ball base offers lifetime warranty, if there is any problem, please feel free to contact us, we will provide you the best solution within 24h.