Diablo illuminated Carbon arrows are designed specifically for your compact recurve technology crossbow to ensure the best possible accuracy while using both fixed and mechanical broadheads. Diablo carbon arrows come equipped with Burt Coyote’s Lumenok illuminated inserts professionally installed. The Lumenok is activated by the accelerative force placed on it when shot from a crossbow. The lighted insert aids the shooter by providing an illuminated path to the target and assists in arrow location. Size: 250.