I'd recommend IRD Cadence rims, which are 390g each. They are relabelled Kinlin rims, but I forget which model (just find the 390g model!). You can probably get some through this eBay seller quite cheaply if you ask him nicely.
@Ndeipi started
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I'd recommend IRD Cadence rims, which are 390g each. They are relabelled Kinlin rims, but I forget which model (just find the 390g model!). You can probably get some through this eBay seller quite cheaply if you ask him nicely.