RPM Rear A-arms for the ARRMA Big Rock, Senton & Granite 4x4s upgrade Easy to build kit

Easy to build kit

Requires: ESC

the R&D team spent time breaking down the earlier models and arrived at the roughly 11

If you want the best

47 inches (241 mm) Wheelbase: 12

RPM Rear A-arms for the ARRMA Big Rock, Senton & Granite 4x4s upgrade Easy to build kitSuper tough RPM rear arms that fit many Arrma 3s and Mega vehicles. RPM A arms for the 4x4 versions of the Granite, Senton & Big Rock are the answer to the questions you didn't know you had. Are you looking for more adjustability? Check! How about better durability? Got that covered too. How about lightweight? Yup, no problem! Adjustability: We've added a second shock mount to both our front and rear A arms to the outside of the stock shock mount,