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FOTGA DP3000 M3 quick release QR Follow Focus for 5D II/III D90 GH1 D7000...

Quick-release versionEasily and quickly attach and detach
Material Metal and plastic Adjustable locking systems Mounts onto 15 mm Rod Support 60mm center to center difference
MOD Drive Gear Industry standard 08 Net weight250g
It is with high qualityand light in weightIt is consisting of a improved gearboxwhich promise no backlash or less backlash
It can work with 3 different size gear to meet your different need with various lens 38T gear 38x08mm pitchdiameter is approx28mm 43T gear 43x08mm pitchdiameter is approx31mm 65T gear 65x08mm pitchdiameter is approx49mm Only 1pcs gear included in this linkbut you can choose the one you wantIf we do not get any notification from you before shippingwe will ship the standard 43T