Hot Racing Aluminum 12mm Hex Wheels 28mm Extension Made by Hot Racing; Hot Racing is a United States based company; parts are sourced from Chinese producers All Hot Racing upgrade parts are direct replacements for stock components; additional parts are not required Hot Racing part number SLF10X08; UPC 083745735765 This item works with: Traxxas Rally VXL, LCG Slash 1:10, Slash 4x4 all versions, Stampede 4x4 VXL, Telluride 4X4 trail rig