SINGING ROCK Kata 9.7 mm x 70 m Blue Climbing RopeSinging Rock's High End Durable Rope For Every Climber. The SINGING ROCK Kata Climbing Rope is your perfect partner for both indoor and outdoor climbing adventures. With a diameter of 9. 7 mm and a length of 70 m, this rope strikes an excellent balance between durability and lightweight performance, making it ideal for climbers of all skill levels. Whether you're scaling steep cliffs or tackling challenging routes at the gym, the Kata rope ensures