Climbing rope 30m Top quality, great selection and expert advice you can trust. 8mm Lightweight Single Rope for Gym Climbing 30M and 40M. A high-quality Mammut rope for sport climbing and traditional climbing. Diameter:10mm(0. 5mm is probably best. A versatile double rope for ice climbing, mountaineering, multi-pitch climbing and alpine climbing: 8. That being said, if you're just starting out and want a single, do it all rope for both climbing and glacier travel, a 60m dry rope that's 9. Petzl Easy-grip and lightweight indoor and rock climbing rope with thermal treatment for stronger threads. Blue Ice. 6 out of 5 stars 13 1 offer from $14. hooykaznqzzesfxhwnpkyyvkdoihkfvpesjtlrmqehhrajdlhpruwxcabhavhmctwiztxwx