Aluminum bicycle frames are usually made of lengths of tubing, joined together at the ends by welds. The CNC eFanes electric mountain bike is different, though, in that its frame is milled from ...

ActoFive Factory Tour: CNC-machined aluminum mountain bikes made-in-Germany - purple, silver, grey, blue, red, black ( (Photo by Adéla Šafránková/Vojta Bláha))© Provided by BikeRumor ...

For the mass-production of mountain bikes, welded aluminum frames make a lot of sense. The Psalm 150 full-suspension frame is designed with a different philosophy in mind, however, as it's made of ...

Another option is the Salsa Spearfish ($3,800) and a more trail-oriented option would be a bike like the aluminum Rocky Mountain Element. The Element A30 sells for ($3,300) with a similar build ...

Here are the best bikes under $500, including mountain, cruiser, and hybrid bikes that you can buy online through Amazon, REI, and other e-tailers.

Trek still makes all of its Project One carbon road frames in Waterloo, Wisconsin. The Émonda is the lightest production road line the company has ever made — a capable climber and a confident ...