Fiber Loopback Plugs SC DX-LC-MM-UPC Blue
FC LB3502 DX-LC-MM-UPC Blue
4 TOOLS IN ONE
1.Dual SC Male Plug for Loopback Electronics Testing
2.Dual SC Female Plug for Loopback Cable Testing
3.Dual SC Female Coupler for Connecting Dual LC Fiber Cables Together
4.Park and protect exposed fiber ends
*Available in all combinations! Slide all three components together to create a dustproof, crushproof, and moisture resistant case.