uxcell 4mm to 5mm Aluminium Alloy DIY Motor Shaft Coupling Joint Connector<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Size: 25 x 14mm/1" x 0.55"(L*D); Country of Manufacture: CHINA</li><li>Material: Aluminum Alloy; Net Weight: 12g</li><li>Package Content: 1 x Coupling Joint 4 x Screws 1 x L Bar; Main Color: Blue</li><li>Type: 4mm-5mm; Side Thread Diameter: 3mm/0.12"</li><li>Fixed Type: Clamp</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31MIPAfAsHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41uqnKr05zL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31T3YbR3mWL.jpg" noproxy>