Crown Gear Plastic Sector Gear Module 0.5 Mod Worm Gears for Toy Car Robot DIY
Product information:
Model Note:
1.The first two digits of the code: the number of teeth on the outer teeth of the gear
2. Code three or four digits: number of teeth inside the gear
3.The fifth digit of the code: the aperture size of the gear
4. Encoded English: A: tight fit B: loose fit
The central axis of 2A is 1.95mm; Tightly fit with a 2mm optical axis and rotate together with the optical axis.
2B represents a central axis of 2.05mm; Loosely matched with a 2mm optical axis, it rotates freely on the optical axis.
For example, the size of 16102B: 16 external teeth, 10 internal teeth, and a loosely fitted axle with a diameter of 2MM.
Gear diameter: (16+2) X 0.5 (MM)=9MM Gear outer diameter is 9MM
Module: 0.5, 12 types in total. Thickness: 4-5MM
Calculation formula for gear diameter: (number of teeth+2) X 0.5 (MM)
Note:
Due to factors such as lighting, angle, display ect, there may be slight differences between the photos and the actual product. Please refer to the received product.
Package Including:
According to your choice.
Payment:
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Payment must be completed within 7 days.
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Shipping:
We Ship to Worldwide.
Orders processed within 24-48 hours of payment verification. it will take 15-25 days for delivery. but Customs will random inspection some parcel, so that's why some parcel need more than four weeks to arrive. Shipping time is only estimated and not guaranteed.
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Package to USA will Shipping by E-Package with Tracking Number(7-15 Days to Delived). To other Countries will shipping by Post Air Mail without tracking number(ONLY when the order is over 20USD will supply Tracking Number Shipping Way!)(15-35 Days to Delived)
Items are shipped via China Post Air Mail.
Guarantee:
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Not accept returning of electronic components.
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