I have made my 180 degree turn in 2 x 90 d. parts.
I can the reuse them in all turns.
Depending on the layout you will get a 'no use' raceline in each turn.
You will see if you put 2 together to complete a turn.
BRW4-R30-90
BRW4-R30-90
Racing Regards
Kim K.
Kim K.