Road bike wheel hub freehub seal-Shimano STEPS SM-CRE61 Bicycle Bike Cycle Chainring With Chainguard Black - 44T

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Shimano STEPS SM-CRE61 Bicycle Bike Cycle Chainring With Double Chainguard Black - 44T

I bought these from Alta Cycling Group. 

Here are the part numbers and description they used: 

Chainring, 44t E6100 w/ dbl guard 19 Detour

Chainring 44t E6100