(Parts useful for improving the performance and setting of RC cars)
This is a hard type spring that increases stability when riding at high speeds compared to OP163.
Color coded for soft (red), medium (yellow), hard (blue) and EX hard (white) for easy identification.
Mix and match with other springs to increase the range of settings.

Basic Specifications:
Includes 2 each of 4 types from soft to EX hard.

This product does not include fuel, batteries, batteries, charger, paint, glue, oil, grease, tools, etc.