Hot Racing VXS27RX Aluminum Rear Multi Rocker Arms 1/16 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 VXS27RX; UPC 083745625578 This item works with: Traxxas 1/16 E-Revo VXL, 1/16 Slash/Rally 4WD, 1/16 Summit VXL