2 סטים\חבילה 0.5 עובש 71 השיניים 1:71 ניילון תולעת הילוך + נחושת תולעת מוט Diy צעצוע חלקי-ציוד פנימי חור: 21.8mm

0.2M Turbine Worm Gear Micro 90° Transmission Box 12-Times Reduction Mechanism Gearbox DIY Car Model Parts

35T Oblique Planet Gear with 88mm Clutch Kit 47.5x13mm E-Bike Nylon Gear for Bafang 500W-750W Motor Electric Bike Components

10 Pcs 2*100mm Metal Model Axle Gear Shaft Diameter 2mm DIY Toy Accessories For Car Wholesale

SW New 1pc/1set new HSP Steel Metal Spur Differential Main Gear 17T/21T/26T/29T/64T Pinion Gear 3.17mm Aperture

32102A 32102B 32102.5B 0.5M Plastic Steampunk Gears OD 17mm 32 Teeth + 10 Teeth 2mm Tight 2.5MM Loose Fiting DIY Model Gears

75PCS/lot Plastic Gear Rack Pulley Belt Worm Single-and Double-gear 8-56 Teeth

20Pcs 0.5M 0.5 Module Plastic Spindle Small Gear Bore 2MM 1.95MM 2A 8/9/10/11/12/13/14/15/16/18/20 Teeth Spur Reduction Pinion

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50Pcs Useful White Reduction Gears 10 Teeth Model 102A Motor Transmission Motor Parts RC Car Robot

For TRX4M Steel Overdrive Underdrive Stock Transmission Gear Pinion Set For 1/18 RC Crawler TRX4M Bronco Defender Upgrade Parts