55300 Track Set A (HO-Scale) $28.89 Default Title - $28.89 Quantity Please fill in the form below if you'd like to be notified when it becomes available. 55300 Track Set A (HO-Scale) PIKO A-Track Set: A Consisting of: 2 x 55201 G231 Straight track 231 mm 12 x 55212 R2 arc R2 422 mm 1 x 55270 connection clip Together with the track set A + B the base area is 43.3 x 34.6" (110 x 88 cm).