HKM-163987 Three-Blade FPV Propeller Set 5-inch, HQ Ethix S4, 2 Pairs for Youth ModelsExperience enhanced flight performance with the HKM 163987 Three Blade FPV Propeller Set. Designed specifically for youth models, this 5 inch propeller set features the HQ Ethix S4 specification, ensuring your drone operates smoothly and efficiently. Constructed from durable plastic, these propellers are perfect for young pilots ages 15 35 who are eager to take their flying skills to the next level. Each set includes two pairs of propellers, providing