1/4 thick steel swivel scraper. Lifts up when the vehicle is moving forward so as not to affect the scraping. Increased capacity to pull snow. More aggressive scraping in reverse mode. Lifts the blade off the ground so that it scrapes evenly. Adjustable in length for compatibility with 60 ”, 66” and 72 ”blades. Compatible with ProMount blades (Flex and Steel). Not compatible with Apache Backcountry Track System.