Hot Racing Axial AX10 Scorpion Steel Telescoping Drive Shafts SSCX37 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 SSCX37; UPC 083745568073 This item works with: Axial SCX-10 Scale Truck