Description:Ifyou are a model amateur, you would know that spindle gears are essential and necessary parts for models. Aircraft, automobiles, boats, robots and other small production of science and technology will all need to use spindle gears. Here we provide 11pcsspindlegearsof different sizes and worm gears which may meet your basic needs for model making. They are also good replacement parts of old or broken gears.Features:Made of high quality plastic, wearable and long service life.The products are for toys spindle gear spare parts, suitable for DIY model technology production.Small parts, easy to use, great model making accessories for all kinds of cars, robots, etc.This is the spindle gear set including many kinds of gear parts. It can meet your DIY needs.Mainly used in the coreless motors,130.140.180.260.280.370 motors, etc.Specifications:Material: PlasticModulus: 0.5Spindle Gears: 80.8A, 81A, 81.5A, 82A, 102A, 122A, 132A, 142A, 182A(9pcs)Worm Gears: 6*62A, 6*82A(2pcs)Bore Diameter(mm)Diameter(mm)Height(mm)80.8A0.7555.581A0.955581.5A1.4554.282A1.9555102A1.9564.8122A1.9575132A1.957.55142A1.9585182A1.95104.7Weight: 2g(approx.)Package Includes:9 pcs x Spindle Gears2 pcs x WormsNote:Monitors are not calibrated same, item color displayed in photos may beshowing slightly different from the real object. Please take the real one as standard.