Transmissions
Roller Chains
British Standard
Simplex (Single Row)
Simplex Half Links
Quick Code: BB-412685
20B1 Half Link (Donghua)
![20B1 Half Link (Donghua)](https://thumbnails.bearingboys.co.uk/20B1_Half_Link__Donghua_-prod-412685-1.png)
![](https://thumbnails.bearingboys.co.uk/20B1_Half_Link__Donghua_-prod-412685-1.png)
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Product Specification
Brand
Donghua
Inner Width
19.56mm
Part-Number
20B-1-HL
Pitch
31.75mm = 1.1/4inch
Roller Dia:
19.05mm
Reference
20B1-HL-Donghua
Quick Order Code
BB-412685
Product Description
20B1 Half Link (Donghua)
Dunlop British Standard half link for simplex chain.
These can also be referred to as crank links or offset links.