The top of the screw printed with clear color name for easy identification. Perfect for wiring your trailer, caravans, boat, and other traction vehicles. Stable 7-port trailer junction box with 7 terminal bolts for quick and easy wiring to keep your trailer in order. Upgrade Trailer Connection Quickly add additional lights and accessories, upgrade old trailer wiring, enable rewiring, troubleshooting and solve electrical problems. Tight seal Depending on your wiring needs,4 open and close rubber cable rings are available to make the entire junction box waterproof, dustproof and . The plastic cover seals better against moisture and dust. colour: As Shown material: ABS+Metal Package Contents: 1Set x Connection Box 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.