Description: 3.9mm /4mm Bullet Connectors / Terminals. Easy to install and use. Can be used to connect internal wiring. With insulator sleeve cover, enhance safety. Long service life. Commonly used on motorcycle, scooter / moped, car, kit car, atv/ quad bike, trike / tricycle, caravan, marine, narrow boat, barge, jet ski and boat repairs, projects and restorations. Specification: Material: Plastic and metal Colour: Silver and Clear Bullet Connector Diameter: about 3.9mm Package Includes: 50 Pieces 3.9mm Brass Male Bullet Terminals 50 Pieces Male Transparent Insulation Covers 50 Pieces 3.9mm Brass Female Bullet Terminals 50 Pieces Female Transparent Insulation Covers (200 Pieces in Total = 50 Full Sets) Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you