Here is a Box of 6 Marklin 24530 Curved R5 C 30° Track Sections. Radius R5 = 643.6 mm / 25-5/16. Curve 30°. Parallel curve to Radius R4 with a spacing of 64.3 mm / 2-9/16. 12 sections of track form a circle with an outer diameter of 133 cm / 52-3/8.Marklin C track is world famous for its stability, realism, safety, durability, and quick setup. Just click and you"re finished, with no breakable plastic parts on the ends of the tracks! Marklin track uses the technique of using a third rail concealed in the roadbed with only small studs protruding through the ties of the track to provide simplified wiring. The two outer rails are connected electrically. Please note that Marklin track is not compatible with Atlas, Bachmann, or other 2-rail HO scale track.The Trainz SKU for this item is P11403668.Condition: NewTCA Grade: C-10Original Box: YesManufacturer: MarklinModel Number: 24530Scale/Era: HO ModernModel Type: Track/Switches/Etc.The Manufacturer"s Suggested Retail Price (M.S.R.P) for this item is $7.50.