The Ulanzi MA51 QuickClip Phone Clamp is a metal quick-release clamp for smartphones featuring a UKA base, compatibility with the F38 system, 180° tilt, 360° rotation, and two cold shoe mounts for accessories. It holds phones approximately 66–89 mm wide and is suitable for vlogging, livestreaming, and mobile photo/video setups.
The Ulanzi MA51 QuickClip Phone Clamp is a metal quick-release clamp for smartphones featuring a UKA base, compatibility with the F38 system, 180° tilt, 360° rotation, and two cold shoe mounts for accessories. It holds phones approximately 66–89 mm wide and is suitable for vlogging, livestreaming, and mobile photo/video setups.
A metal quick-release clamp for smartphones with a UKA base, compatible with the F38 system. Two cold shoe mounts for a light or microphone.

The UKA base speeds up attachment and removal and integrates with compatible Ulanzi and F38 systems. Moving your phone takes a moment.
Phone with mic and light.
A firm mount on a tripod.
The base of a compact rig.
Portrait or landscape.

The UKA base speeds up attachment and removal while allowing integration with compatible Ulanzi and F38 systems. You can switch between a tripod, rig, cage or other mount in a second.

The 180° tilt lets you quickly fine-tune the shooting angle. The metal construction feels more robust than standard plastic mounts.

The 360° rotation with 90° detents switches the phone between landscape and portrait. Shoot either way without reconfiguring the setup.

Two cold shoe mounts let you attach a small LED light, microphone or other accessories directly to the clamp.

The bottom 1/4"-20 thread with ARRI positioning holes expands mounting options on tripods, arms and other rigging components.

The clamp securely holds phones approximately 66–89 mm wide. The clamp measures 89 × 62 × 83.5 mm.

The MA51 is a versatile phone mount for creators who want to quickly switch between a tripod, rig, cage or other mount. The UKA quick-release base speeds up attachment and removal while allowing integration with compatible Ulanzi and F38 systems. The clamp securely holds phones 66–88.9 mm wide. Thanks to its metal construction it feels more robust than standard plastic mounts and suits more demanding mobile filming. Two cold shoe mounts let you attach a small LED light, microphone or other accessories, and the bottom 1/4"-20 thread with ARRI positioning holes expands mounting options.
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