DescriptionReport Item1M Turbine Worm Set 35/40/50/60 Teeth 1 Module Brass Step Gear Large Transmission Ratio Single-Steel WormUSD 10.82-24.68/piece0.8M 1:20 1:30 Metal Worm Turbine Gear 20/30 Teeth 4/5MM Gearbox Accessory Self-locking CombinationUSD 8.19-10.14/piece1M 20/25/30 Teeth 1:1 Spiral Bevel Gear 6/8/10/12MM Hole Diameter Carbon steel DIY Gears setUSD 8.39-9.71/lot0.5M Stainless Steel Worm Shaft Copper Turbine Gear 20/25/30/35/40/50/60 Teeth 1:20/25/30/35/40/50/60 RatioUSD 9.71-15.96/piece1:1.5 Precision Bevel Gear 0.8M 1M 1.2M 1.5M 1.7M 20/30 Teeth ninety degree drive bevel gear Process holeUSD 7.37-9.18/piece0.5M Precision Worm Gear Reducer 1:20/30/40/50/60/70/80/100 PTZ Reducer Turbine Cppper Bearing PartsUSD 12.39-21.26/piece1M Steel Turbine Worm Shaft 15/20/25/30/35/40/50 Teeth 100mm Long Shaft DIY ModelUSD 8.27-17.30/piecePrecision 45 Degree Copper Gear 0.5M 10/11/12/13/14/15/16/17/18/20/22/25/26/28/30 Teeth Interlaced Helical Gears WormUSD 2.44-3.94/piecePlastic helical gearThe fee is for one gear, and it is recommended to buy not less than two (to be used in combination).Material: PlasticSpeed ratio: 1:1Module: 1.5MNumber of teeth: 15TGear internal hole: 20mmCopper sleeve inside hole: 6mm, 8mm, 10mm optionalTotal length of gears: 27mmGear tooth thickness: 15mmGear boss outer diameter: 26mmGear tooth outer diameter: 34.6mmOur store accepts customization of gears, motors, and more. (Please ship the customized number and drawings; the necessary quantity for usual gears is from 500; for Worm and others, it's from 500/1000) If inquiring about different products, please send the product model, brand, and many others Please verify the accurate product and utilization before shopping to avoid "free returns". Thank you for your understanding!