Aequilibrium ST GTX Mountaineering Boots Black/Yellow 47.5

The Aequilibrium ST GTX is a high-performance mountaineering boot designed for technical alpine terrain. Combining a lightweight construction with robust protection, it offers excellent support and comfort for demanding ascents and glacier travel. The boot features a Gore-Tex Performance Comfort lining for reliable waterproofing and breathability, while the Vibram SpringLug Tech outsole with Impact Brake System ensures superior traction on mixed surfaces.

Advantages

Lightweight yet durable construction with Honey-Comb Guard reinforcements and TPU external skeleton. The Double Heel™ geometry provides a secure fit for semi-automatic crampons. Carbon-loaded nylon insole and polyurethane midsole with TPU inserts offer excellent shock absorption and stability.

Suitable for

• Technical mountaineering
• Glacier travel
• Via ferrata
• Demanding trekking

Key specifications

• Upper: Water-repellent high-tenacity Nylon 60.6 with Honey-Comb Guard and TPU skeleton
• Lining: Gore-Tex Performance Comfort
• Outsole: Vibram SpringLug Tech with Impact Brake System
• Crampon compatibility: Semi-automatic (B2)
• Weight per boot (size 42): 630 g
• Resoleable: Yes
• Made in Italy

Recommendations

For optimal performance, pair with semi-automatic crampons and gaiters. The medium-stiff flex provides a balance of support and walking comfort for long approaches.