Home GeLanParte FFGR-01 Specsar MOD 0.8 MODSupported Lens Diameter 60 to 105 mmMaterial RubberWeight 0.7 oz / 20 gPackaging InfoPackage Weight 0.04 lbBox Dimensions (LxWxH) 3.1 x 3 x 0.35"LanParte Gear Ring for Follow FocusSKU: 2856RM50.00PriceQuantity