Descriptions:
Product Name: Short Truck Off-road Climbing Model Hardened Steel Gear
Material: 45# Steel Hardened
Inner Diameter of Motor Gear: 5MM
Motor Gear: 11-35T
Weight:
11T+12T+13T+14T+15T=40.28g
16T+17T+18T+19T+20T=62.2g
21T+22T+23T+24T+25T=76.56g
26T+27T+28T+29T+30T=96g
31T+32T+33T+34T+35T=120.1g

Feature:
Motor gear has 5mm hole,one 5mm to 3.175mm shaft is added. This allows it to be compatible with 5mm motor shafts and 3.175 motor shafts, making it more versatile. Different T numbers of the gear sets can provide you with different speed experiences, so you can find the right gear for you.

Note: Since 11T-14T gears are relatively small, there is no place to mark them and they cannot be distinguished. Just count the number of gear teeth.

Package included:
5x Steel Gear
5x 5mm to 3.175mm Shafts
1x Jimmy Screw
1x Wrench