Pat chicken pieces dry. Combine ingredients for rub. Smear rub over bother sides of chicken; the more you use, the spicer it will be. Heat barbecue. Brush grill with 2 tablespoons oil. Place chicken on grill, skin side down. Cook over medium heat, about 10 to 12 minutes per side, until chicken is justed cooked through. (If heat is too high, coating will burn; if too low, cooking time will be a little longer).