Mount in the ends of handlebars Wiring allows lights to perform in conjunction with turn signals Amber LEDs are bright and bring more attention to the bike Each kit includes: pair of LED handlebar end marker lights, Allen wrench, extra bullet wire terminals and covers (five male, five female), 45" of steel wire and installation instructions Specifications: head diameter 27mm, length of head 29mm, overall length 70mm. BAREND LED BLACK/AMBER