This is the JConcepts 5 & 10 Gram Stick-On Weight Set. Weight is a critical aspect of any race car, and R/C is no different. With the introduction of the JConcepts weight sets, having a cool looking vehicle with correct bias is no longer a thing of the past. The JC logo design with carbon fiber appearance and clearly marked 5 and 10 gram increment sections give a driver the versatility and look they have been waiting for. Double sided tape is pre-applied on the bottom making installation quick and easy, even at a moment¡¯s notice. Features: