Radar Vapor Knotless MainlineRadar Vapor Knotless Mainline When you're running the slalom course at tournament level, every pass counts and your rope needs to perform without compromise. The Radar Vapor Knotless Mainline is built for skiers who demand consistency from start to finish. Its 80 strand double woven pre stretched fibre holds your measured length accurately pass after pass, so you can focus on your line, not worrying whether the rope will stretch or slip. The knotless