Sterling Ropes IonR 9.4 XEROS – 40m Yellow UIAA Dry Rope

IonR 9.4 XEROS: the trusted mid-range rope for climbing days

The IonR 9.4 mm rope from Sterling Ropes blends rugged durability with a tactile, predictable handling that climbers rely on. Its mid-range diameter is large enough to feel secure yet light enough for long approaches. The bright yellow sheath improves visibility on busy routes or belay ledges, helping you keep track of your rope in low contrast lighting.

Key benefits at a glance

• UIAA Dry certified rope built with Sterling XEROS technology, delivering dry performance in damp conditions.
• Bluesign certified raw materials reflect a commitment to responsible sourcing and cleaner manufacturing.
• Options without color bias, including a middle mark to aid rope management on routes.
• Diameter 9.4 mm; dynamic elongation around 33.1%; static elongation around 7.2%.
• Sheath coverage near 39%; impact force rated at 8.7 kN with testing up to 5 UIAA falls.

In practical use, the IonR 9.4 XEROS feels solid in the hand. The rope’s tactile surface helps you gauge bite and placement as you clip, while the moderate stiffness supports steady running belays and smoother rope-kink control on various gear setups. The yellow hue adds visibility in shadowed sections or crowded crags, making rope management easier for you and your partner.

Sustainability and materials

• Crafted with bluesign certified raw materials, aligning with responsible production practices.
• Sterling XERO S technology contributes to overall durability and a balanced performance across rock types.

Who this rope suits

This rope is a versatile choice for climbers who value a dependable, easy-to-handle profile with a touch more stiffness than ultra-light options. It works well for sport routes, gym-to-crag transitions, and multi-pitch objectives where consistent clipping and predictable behavior matter. As with any gear, results can vary with conditions and technique, so use as part of a thoughtful climbing plan.

Specifications at a glance

• Rope type: Single
• Dynamic elongation: 33.1%
• Static elongation: 7.2%
• Sheath: 39%
• Weight: 57 g/m
• UIAA Falls: 5