Attention UK customers! We are currently not sending any order to the UK due to Brexit. We will refund all not yet sent orders shortly. We are working on resolving this issue but it is more complicated than we thought.
Due to a very high demand, most orders are delayed by 10-15 days. Orders containing only the Double Straight Tracks and R56 Curves are sent immediately.
Free premium FedEx shipping for orders over 140 EUR to USA, Canada, Australia, New Zealand, Japan, Norway and Switzerland! Just 3-5 days to deliver!
The R88 is the radius measured from the center of the circle to the centerline between the rails using the Lego stud as the unit. Lego stud is 8mm. The space needed to have the full R88 circle can be calculated as follows: (88 + 4) * 2 * 8mm = 1472mm = 1.47m. This measures the diameter (2 * radius) of the outer shape of the track - that's why we added 4 studs in the formula.
In general, the formula for calculating the outer diameter of the track circle is: