Best Seller | JConcepts Inc. Fin 12mm Shock Collar Blue 2 B5MT5MSC5MB6 JCO24911 Electric Car/Truck Option Parts This is a pair of JConcepts 12mm Shock Collars in Blue for the Team Associated T5M B5M and SC5M Vehicles. FEATURES: Aluminum construction anodized blue in color Knurled exterior for extra grip Uses same inner O-ring as the stock shock collars Notch... more | | $12.71 $11.33 FREE shipping go to store |