Your camera deserves this camera gadget<br>This is DSLR DV Follow Focus FF for 15mm Rod. It has high quality and durable to use， good choice for you!                                    Features            Completely gear driven design for slip-free and accurate movement<br>Adjustable locking system<br>Gear drive can be mounted from either side (works for both right-handed and left-handed)<br>Mounts onto 15 mm Rod Support (60mm center to center difference)<br>Compatible with all DSLR cameras， DV<br>Compatible with industry standard 15 mm Rods<br>                                                            Specifications            Fit Rail Distance    60 mm    <br>Fit Rail Dia    15 mm    <br>Ears Nylon and ABS Dial Index Adjustment    360°    <br>Ear Wt    30 gms    <br>Gear MOD    Industry standard 0.8    <br>Weight    443g / 15.6oz    <br>                                                            Package Includes            1 x DSLR DV Follow Focus FF for 15mm Rod<br>