विवरण

• The metallic copper coupling, which is a through hole, is used to attach two optical shafts with varied diameters. It can also join the motor and an optical shaft, or join shafts with diversified diameters. It can be used as both a screw rod or a transmission part between the propeller shaft and the motor of a mannequin remote control ship.Note: This product doesn't involve a wrench, please purchase a 1.5mm Hex key.Product Description:Name: Shaft Coupler CouplingMaterial: BrassOverall dimensions: diameter at either ends of the cross section is 9mm, diameter at the center of the pass part is 7mm, and the complete size is 20mm.Screw hole: M3Model: 2mm-3mm/2.3mm-3mm/3mm-4mm/3.17mm-4mm/5mm-5mmFor example: the Specification ''4mm-6mm'' capability ''one hole diameter of the coupler is 4mm ,the different is 6mm''Used:Do DIY science and small production, product design, mechanical model.Remarks: If you've particular needs, please touch us, we will customise in step with your needs!The data is measured manually, for reference only, please discuss with the real object!Package Include:According to your Choose!

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