The Vibration Resistant Disconnect Adapter In Metallic Brass Couples Two Female Tabs and One Male Tab All Sized At 0.250 X 0.032 (6.3 X 0.8 MM). The Adapter Is 0.82" (20.8 MM) Long and 0.57" (14.5 MM) Wide. It Tin-Plated, Non-Insulated, and Comes In Bottles Of 100.