Car size 150 on 4Race 31x21 track in different configurations. The car comes with a special "stand-up" joint to keep the block upright, but it can be requested with a standard 8 mm shackle (add /SH to the code). The main sheet block (OPF 80) is not included.
BALLS of car size 150: 2 x 43 DELRIN [Ø 1/4 inch] + 2 x 43 TORLON [Ø 1/4 inch]