YELANGU F3 A/B Stop Follow Focus Rig Adjustable Gear Ring for Canon Nikon DSLR Video Camera with 52mm-86mm Lenses

• Precise focus, professional hand feeling, outstanding damping design
• The drive swivel can be installed back and forth, suitable for various lenses
• The focuser can be controlled on the left and right according to the usage habits
• Suitable for 52mm-86mm lenses
• With A/B stop function

Specifications:

• Main body material: aluminum alloy
• Applicable models: all SLR cameras and home DV camcorders; suitable for 52mm-86mm lenses
• Bearing weight: 2-5KG
• Net weight: 459.5g