How many slings for sport climbing Some people suggest that you resling your cams every five years. Mar 21, 2007 ยท I almost always take a 4m sling when climbing trad, possibly the single greatest invention ever. Many people may shout me down on this but I almost never carry more than two slings, on single pitch climbs I only carry one (with the two phantoms on it). This will ensure that you have enough material to get up the majority of routes without any problems. In the sport climbing world, quickdraws are a relatively simple matter. Don't worry about it at all. 6 Climbing Slings x5 Troll 120cm & x1 Petzl 60cm Sling. Depending on the ratio of ice to rock on the route, I adjust my rack accordingly. 13d). Slings are cheap, ubiquitous, and can be knotted to create different pockets. napwhvnadeuuwkxaekintheecehvigmtgwrxildpwmldjorygwsekvsecmsxktfkfsyjoolbrwzcytxw