XL70T23-1 16T Tail Pulley
•Tail Pulley（1PSC）
•M4*4mm Set Screw（2PSC）
•Perfect tail lock for slow 3D flight
•New tail ratio 1：5
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•Tail Pulley（1PSC）
•M4*4mm Set Screw（2PSC）
•Perfect tail lock for slow 3D flight
•New tail ratio 1：5