According to F-Machine the F-Machine 3 is:

F-Machine Wrote:stronger, faster, more stable, easier to adjust, stiffer, more versatile and comes in it's own brand new carry bag for discreet transport and storage.

F-Machine Pro II Vs Pro III

Faster Thrust: 240 RPM increased to 280 RPM

Reduced Reciprocating Mass: Smoother Operation

New Quick-Release Clamps: 400% More Secure

Now Available in Black or Pink Hydro Dipped Graphic Design

Includes a New Discreet Carry/Transport/Storage Case


Which to get? - F-Machine Pro II or Pro III?

You can no longer buy the F-Machine Pro 2 Sex Machine, production stopped when F-Machine made available the Pro 3 machine, however they did have have some existing stock for many months following this and some other independent retailers had some F-Machine Pro 2 stock, all of which appears to have sold out. Try searching action and classifieds as you may still be able to get a second-hands F-Machine Pro 2.

Where to Buy F-Machine Pro III?

   
F-Machine Pro 3 (Black): Amazon UK | Bondara | Sinful (UK)

   
F-Machine Pro 3 (Pink): Amazon UK | Bondara