because you have 24" wheels it means you will accelerate faster, however you're top speed wont be as high. Therefore i would probably say 28/12 is a good ratio. 24seven use it for their bikes, so it can't be bad.
Trail: Home Riders: None Description: Had my frame epoxy painted (it went rusty) so i thought id update it a bit with; stem, sprcoket, tyres and a brake. tell me whoat you think.