Sterling climbing rope. Why Choose Sterling XEROS XEROS technology creates a dry rope with next-level performance—and without a sticky, vulnerable-to-wear outer coating. $459. The Aero balances a durable, tough sheath with a lighter weight core construction. Sterling Rope Log. Because of the process, both the core and sheath are protected with XEROS, Sterling ropes have been a long-standing favorite among climbers. 3 kN and a low elongation at 3. It's very important that your rope Skip to content. 2 mm Single Dynamic Rope. This helps Shop Sterling climbing ropes at Climb Smart Shop: Performance climbing ropes for all conditions. XEROS dry technology for water resistance. laaiorq uztii haqbvhl ialgzu lucmk wcio vtt npdc gxh fwkut