Free Shipping! SmallRig Seamless Focus Gear 8-Ring Set 0.8 MOD Gears for Cine Follow Focus, A/B Stops for Precise Focusing, 2 x 72-74mm Focus Gear Rings, 2 x 75-77mm Focus Gear Rings, 2 x 78-80mm Focus Gear Rings, 2 x 81-83mm Focus Gear Rings