The Cypher X F (E Xtra Friction) Belay Device Design Increases Breaking Power For More Controlled Catches And Repelling. The V Grooves Handle Skinny Cords And Traditional Lead Ropes With Ease. X F Kit Includes Iris Screw Gate Locking Carabiner.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }