6 teeth/7 teeth/8 teeth/9 teeth/10 teeth/11 teeth/12 teeth/13 teeth Motor gear 4pcs (plastic) for rc airplane helicopter Drone Quadcopter

8 teeth Gear, Hole diameter(d: 0.75mm), High(H: 5mm), Outer diameter(D: 5mm)
Applicable to: 716 hollow cup motor, etc.

7 teeth Gear, Hole diameter(d: 0.9mm), High(H: 2.7mm), Outer diameter(D: 3.3mm)
Applicable to: SYMA S102 S105 S107C S107G S107N S107P S108 S109 S111 hollow cup motor, etc.

7 teeth Gear, Hole diameter(d: 0.9mm), High(H: 3.2mm+1.76mm), Outer diameter(D: 3.4mm)
Applicable to: YD-711S hollow cup motor, etc.

9 teeth Gear, Hole diameter(d: 0.9mm), High(H: 3.8mm), Outer diameter(D: 3.2mm)
Applicable to: SYMA X5C X5SW JJRC H10 H5C hollow cup motor, etc.

11 teeth Gear, Hole diameter(d: 0.85mmPA), High(H: 3.7mm), Outer diameter(D: 3.7mm)
Applicable to: HUANQI HQ H898 MINGJI MJ 103 108 8806 hollow cup motor, etc.

13 teeth Gear, Hole diameter(d: 0.95mm), High(H: 3.5mm), Outer diameter(D: 4.4mm)
Applicable to: MJX X400-V2 X401H X500 X600 hollow cup motor, etc.