Conversion kit that allows older machines to accept the newer 8" blast wheels. If you need assistance determining your machine model or the correct part number, please call us at 1 (800) 686-1717 and we will happily assist you. Prices valid for online orders only. In store prices may vary. Image is for demonstration purposes only. Actual product appearance may vary. Compatible with the following models: Blastrac 1-10D / 1-10DS / 1-10D99 / 1-10DS99 / 1-15D / 1-15DS / 1-15DS99 / 1-15DS89 / 1-15DSMKIII