Specifications: Material: 45# steel Color: black Brand name: CNBTR Size: 37x10x8mm/1.46x0.39x0.31inch ( outer diamter x Height x shaft hole) Module: 0.5 Teeth : 72 Shaft hole: 8mm Weight: 37g Features: 1. Top screw gear made of durable 45# Steel 2. 0.5 module Small pinion gear with 72 teeth and 6mm shaft hole. 3. Spur motor gears can be as a DIY part. 4. Fit for under 8h low strenght project, used for little machinary, micro-generators. Package Content: 1 x gear wheel The unique MPN label on each inner package, which confirm it passed the quality inspection and it is genuine item sold from our shop. Please offer it to us when you need assistance.
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