These horns can also be used with any servo that uses a 23 tooth spline; like most KO and Airtronics/Sanwa servos.
SAB Goblin Futaba Servo Horn (4) (25T) [SABHA050-S]
SAB Goblin 380 Servo Arm Set [SABHA052-S]
SAB Goblin Tail Servo Lock [SABH0040-S]
SAB Goblin Aluminum Throttle Servo Spacer [SABH0728-S]
SAB Goblin Tail Fin (Goblin 380 Buddy) [SABH1222-S]
SAB Goblin Helicopter Carbon Fiber Swashplate Antirotation H0401-S - Goblin 570