Robinson Racing 7856 Steel Hi Perf Spur/Slipper Kit Gen3 56t .8mod Made by Robinson Racing; Robinson Racing is a United States based company; parts are sourced from American producers Robinson Racing part number 7856; UPC 719696078568 This item works with: Traxxas Bandit Electric, Rustler VXL Velineon Brushless, Rustler XL-5, Slash 2WD all versions, Stampede VXL, Stampede XL-5