Product Content: You will receive 100 pieces of push-in cable connectors. Sufficient quantity to meet your engineering needs, which can provide you with an efficient way to connect single or multiple cables. Product Dimensions: The hole of the non-metallic push-fit connector is in 3/8 inch trade size, and suitable for fitting 1/2 inch Knockouts. Please check the size carefully before purchasing. Premium Material: These push-in cable connectors are made of nylon plastic construction, strong and reliable, which can withstand a lot of pressure and wear, can be used for a long time. Easy to Use: The installation process is very simple. Knock the cable connector into the metal or non-metallic wire, then insert the wire guide and push the wire into the connector to the length you need and can secure the wire inside . No screws or nuts required. Wide Applications: Our wire cable connectors can help protect wires and cables from metal edges and reduce wire risk, can be used for cable fixing, wiring, junction box connections, switchboards and appliances, etc. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:black + gray Material:nylon Package Contents: 100 pieces of push-in cable connectors Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.