Grilled Chicken Fajita Kabobs

For the Fajita Marinade:

• 2 tablespoons olive oil
• 1 tablespoon fresh lime juice
• 2 teaspoons chili powder
• 2 teaspoons cumin
• 1/2 teaspoon garlic powder
• 1/2 teaspoon dried oregano
• 1/4 teaspoon salt
• 1/4 teaspoon ground black pepper
• 1/4 teaspoon crushed red pepper flakes

For the Kabobs:

• 1 pounds boneless skinless chicken breast, cut into 3/4 inch pieces
• 1 red onion cut into 3/4 inch pieces
• 1 red pepper cut into 3/4 inch pieces
• 1 yellow pepper cut into 3/4 inch pieces
• 1 green pepper cut into 3/4 inch pieces