Curve 3/30 Will fit directly outside of a 2/30 curve. Can be used on a 2, 4, 6 or 8 lane track. 
Contents: 
- 6 - 3/30 curves (6 pieces make a 180 curve) 
- Track connection clips 
Details:
- Radius of Inside edge of track 23.62 in (60 cm)
- Radius of Outside edge of track 31.5 in (80 cm)
- Diameter of 180 turn : 63 in (160 cm)
Can be used with the following systems: 
- Evolution 1/32 
- Digital 132/124 
Used with permission, Copyright 2019 Carrera Toys. Copyright 2019 Brey Corp. t/a Hobby Works