The Vibration Resistant Female Disconnect In Metallic Brass Helps Overcome The Failures Caused By High Vibration. It Has A Tab Size Of 0.250 X 0.032" (6.3 X 0.8 MM) and Supports A Wire Range Of 12-10 Awg (4.0-6.0 MM²). It Is 0.72"(18.3 MM) Long and 0.3" (7.6 MM) Wide. The Disconnect Is Non-Insulated, Is Tin-Plated, Has A Standard Barrel Configuration and A Sleeved Barrel. It Comes In A Boxes Of 500.