ST Racing Concepts Brass Front Caster Blocks for Traxxas TRX-4 (Black) (2) (37g)

The STRC Traxxas TRX-4 Brass Front Caster Blocks provide more strength, while adding a total of 74g unsprung weight to your TRX-4 for better crawling performance and more stability during steep climbs. 

CA Residents Prop 65 Warning

WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Details...