[Thinner Design]Only 16mm. You can use it in smaller and narrower spaces without worrying 't fit. []Copper cored gold-plated joints are used for durability, plugging resistance and good contact. It adopts all-copper environmental protection copper terminal, which has good transmission. [Reliable]Each product is equipped with a crimping ring, 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact. [Easy to Use]No soldering required. Only needs a small screwdriver and a wire stripper to install. The signal ports are clearly labeled on both sides of the board for quick wiring. [Wildly Applications]The adapter can connect all kinds of serial devices, such as PLC controllers, Press screens, programmers, data converters, servo motors, automatic control equipment, industrial control equipment, cash register, tax control machine, computer, etc. Name:16mm Thinner DB15 Female Solderless Breakout Connector Plug Type: Female Shell Type: Screw locking Cable Specification: 30-22 AWG Torque: 0.2Nm (1.7Lb-In.) Colour:Black+green Material:Plastic + Metal Package Contents: 4 x DB15 Solderless Breakout Connector(Male x 2, Female x 2) Only the above package content, other products are not included. Note: Light 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.