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Chain vs seatstay with a 50T Chainring - BMX frame

I plan to put a 50T chainring on my bmx but I am afraid to have an interference between the chain and the frame. Does anybody know what is the critical distance between the seatstay and the chain so ...
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42 views

507 rims on a narrow frame

I bought my son a powerlite Jr cruiser. He would like to but a bigger tire on it. It currently has 520mm 24" wheels with 1" tires. Question is how wide is a 24" 507 bmx rim? I can't find specs ...
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441 views

Bmx serial number need identification

I have a old bmx serial no J3122595 What make n model is this frame please.tryed everything to find out to no avail
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151 views

Redline BMX or is it Redline decals on something else?

I got this bicycle at a yard sale and thought it was a Redline BMX as that is what the decals on it are and same with head badge. Someone said it was not a Redline because the rear dropouts are not a ...