HRP Distributing
ST Racing Concepts Traxxas TRX-4 Brass Front Caster Blocks (Black) (2) (SPTST8232BR)
The STRC Traxxas TRX-4 Brass Front Caster Blocks provide more strength, while adding 76 grams of unsprung weight to your TRX-4 for better crawling performance and more stability during steep climbs.