Main Features: ● Accurate focusing.
● Intelligent damping design， no gap.
● The drive swivel is installed at front and bottom.
● Suitable for 52mm - 86mm lenses.
● Support 15mm diameter pipe.
● It is faster and more efficient to install a camera rail. 0.474 Package weight: 0.524 kg
Product Size(L x W x H): 18.00 x 9.00 x 11.50 cm / 7.09 x 3.54 x 4.53 inches
Package Size(L x W x H): 21.00 x 13.50 x 9.50 cm / 8.27 x 5.31 x 3.74 inches Package Contents: 1 x Follow Focuse， 2 x Screw， 1 x Hex Wrench， 1 x Gear Ring Belt