Videos Spencer Rivkin video: Diff build Team Associated RC8B4 & B4E avril 13, 2022 by Chris Laisser un commentaire Spencer Rivkin is back with another tip video showing how he builds his differentials on his new Team Associated RC8B4 and B4E 1/8th buggies and how to fill them properly to get more consistency and traction. Source: Spencer Rivkin (YouTube) PartagezTweetezEnregistrer0 PartagesAbout ChrisFounder of circusrc.com, journalist & photographer in the RC world for several years, Chris is passionate about RC, racing and technique. Whether in France or in the world, he is trying to bring high-quality information and photos for enthusiasts... and make you want to join the world of RC!