SUPERIOR STABILITY - The SunwayFoto IB-30 ball head securely supports up to 39.7 lbs (18kg), ensuring your camera stays steady for crisp, clear shots, even with heavy lenses. SMOOTH, PRECISE MOVEMENTS - Enjoy effortless adjustments with the 30mm ball diameter, providing fluid panning and tilting for capturing the perfect angle every time with ease. COMPACT AND LIGHTWEIGHT - Weighing only 11.3oz (320g) and standing 2.6' (65mm) tall, the IB-30 is ideal for travel, adding minimal bulk to your gear without sacrificing performance. ARCA-SWISS COMPATIBILITY - Featuring the SDC-50 Duo-Lever Clamp, this ball head is fully compatible with Arca-Swiss plates, allowing for quick and secure camera mounting and release.