OPTION PARTS FOR MBX-7/7R/8/7T/7TR/MGT7

P/N Description
E2123 Kingpin Ball (Steel) 2 pcs.

- 21.6g heavier (4 pcs.) than kit standard

P/N Description
E2124 Adjust Nut (Steel) 2 pcs.

- 13.8g heavier (4 pcs.) than kit standard (E0159)
These options increase the road-hugging property of tires, and improve the steering and handling at bumpy section and low grip track.
The best weight will be changed depending on the setup of the car, tires to be used, and track condition.