[Product Name] Double layered gear, also known as reduction gear
[Product Material] Plastic
[Module] 0.5
[Product Usage] Generally used for loose fitting gears on car axles, used for gearboxes, etc
[Product specifications] Multiple specifications
Double layered gears come in 18 different specifications. We hope everyone can carefully read the following parameters and select the gear code recognition method you need based on the dimensions:
The first two Arabic numerals of the code are the number of teeth on the outer teeth of the gear
2. The third and fourth Arabic numerals of the code represent the number of teeth inside the gear
3. The last Arabic numeral in the code is the aperture size of the gear
For example, 2210-2B can be read as 22 external teeth, 10 internal teeth, with a diameter of 2mm. Loose fit
Accessory 1810-2A can be read as 18 external teeth, 10 internal teeth, 2mm aperture, tight fit
The last letter of the code, A, represents tight fit, and B represents loose fit
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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 Delivered). 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 Delivered)
Items are shipped via China Post Air Mail.
Guarantee:
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Not accept returning of electronic components.
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