Kimpex Plow Drift Cutter Once fitted, the drift cutters for plastic Kimpex Click 'N' Go plow blades need a maximum vehicle speed of 3.1 mph (5 km/h). This precautionary step ensures the safety of both the plow and the drift cutters. The product is less effective when tackling icy snow. Avoid frontal and sideway collisions with the drift cutters are installed whenever possible. Features: Designed for Click N Go 2 Plastic Sold as pair