The Flex "Red Beast Inside" is a 2022 limited-edition (1,000 units) 100th-anniversary version of the iconic XC 3401 VRG polisher, featuring aluminum melted down from Michael Winter’s 4,000-horsepower "Red Beast" dragster engine. It commemorates Flex's heritage with a chrome housing, custom branding, and a certificate of . . In no hurry to sell. Prices exceptionally low compared to a new base model 3401. Priced 150$ cheaper then the standard model Priced to sell. Act fast this won’t last long