菲涅爾透鏡 人體紅外線感測器 白色

These stainless Aluminum shaft couplers allow you to couple the same size shafts together. They can be used for connecting motor shafts to drive shafts, or two same sized shafts. All of they come with a hex wrench.
Specification: 

• Length: 25mm
• Diameter: 14mm
• Bore: 5-5mm
• Weight: 9.2g 

Part List：

• 1 x  Aluminum shaft couplers
• 4 x Net
• 1 x Allen driver













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菲涅爾透鏡 人體紅外線感測器 白色