Super mini curve rail C103 (F) (30 ° 60 ° each 2 sets) Super mini curve rail is a curve rail with R (radius) 103mm, and it is a curve rail with a very small radius that can make one circular endless in B4 size. Feature ? Super mini curve rail is a curve rail of R (radius) 103mm, it is an ultra small radius curve rail that can make one circular endless in B4 size ? These products and fine track straight on sale By using rails, it becomes possible to create layouts that are even easier and space-saving than before. [Note] * Super mini curve rails and mini curve rails are curved rails with a small radius. Not all vehicles can run on these rails. Product content ? Super Mini Curve Rail C103-30 (F) ? Super Mini Curve Rail C103-60 (F)