RC Car News JConcepts Vintage 4/40 Thumb Nuts « Big Squid RC – RC Car and Truck News, Reviews, Videos, and More!By RCN EditorAugust 30, 2024 JConcepts Vintage 4/40 Thumb NutsNew from JConcepts are Vintage 4/40 Thumb Nuts. Designed to safe the battery on classic rigs…
