---
title: "How Leo Bøe Used Cams, Nuts, and Three Rope-Changes to Climb a Monstrous 420-Foot 5.15a"
url: "https://climbingbrowser.com/news/1278"
date: "2026-07-20"
source: "8a.nu"
---

# How Leo Bøe Used Cams, Nuts, and Three Rope-Changes to Climb a Monstrous 420-Foot 5.15a

- **Source:** 8a.nu
- **Original story:** https://www.8a.nu/news/sergio-san-martin-climbs-las-meninas-r2-9a+

## Summary

Sergio San Martín has successfully climbed the challenging route Las Meninas R2, graded at 9a+. This impressive ascent adds to his reputation as one of the leading climbers in the sport.


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Source: [ClimbingBrowser](https://climbingbrowser.com) — free evidence-based climbing training intelligence. Personal AI coaching on WhatsApp: [ClimbClaw](https://climbingbrowser.com/coach).