I wouldn’t call 3500 small but maybe in the grand scheme of things.
No, but it is a legal phrase that means for (up here in Scotland) you can issue small claim summary cause for a £62 fee. I presume south of the border is similar. You have little to loose – and if it goes to you as a win, they also pay all your expenses and court fees.
Find out about starting this procedure, then write to Forme importer stating your intention and requesting a full refund or (straight) replacement. If you don’t get any joy, start proceedings with the courts. That is what they and the scheme are there for.
Did you buy the bike on credit card? They too are good for going after people for not fit for purpose, or if ordered online, distance selling regs.