The Ideal First Hangboard for Building Finger Strength

The Tension Whetstone is designed as the perfect introduction to structured finger training, combining comfort, progression, and thoughtful ergonomics in a single board.

Built to support both new and experienced climbers, it features a range of larger, more forgiving edges alongside benchmark sizes-making it easy to start training and progress safely over time.

Why You'll Love It

• Perfect for Beginners - Designed for safe, progressive training
• Comfort-First Design - Reduces strain on fingers and joints
• Progressive Edge Sizes - Train from large holds down to 20mm
• Versatile Training Options - Suitable for all levels
• Supports Rehab & Technique - Thoughtful ergonomic features

Key Features

• 40mm, 30mm, 25mm, and 20mm edges for progression
• 40mm 2-finger pockets with comfort-focused shaping
• Custom edge profiles to reduce pressure points
• 10° incut 40mm edge for assisted one-arm training progression
• Ergonomic jug with "ergo-bumps" for comfort and load distribution
• Designed to promote active grip and proper form
• Includes T-25 mounting screws

Performance Benefits

• Allows safe entry into hangboard training
• Supports gradual strength progression
• Reduces injury risk through ergonomic design
• Improves grip technique and finger engagement
• Suitable for both training and rehabilitation

Perfect For

• Beginner climbers starting finger training
• Intermediate climbers building strength
• Rehab and injury prevention
• Home training setups