Climbing Technology Simple Ascender + Canyoneering The 12mm Boa HMS has

The 12mm Boa HMS has all the versatility of its alloy sibling

Control handle has large sweet spot for smooth

Tie-Off Bars provide added friction/control and facilitate lock-off of rope to maintain position and/or hold a load

replace the anti-dust cap to ensure waterproof and dustproof ability

Climbing Technology Simple Ascender + Canyoneering The 12mm Boa HMS hasClimbing Technology Simple Ascender + Multi use light alloy right hand rope ascender for climbing ropes or as a clamp for hauling rescue. Main characteristics: cam opening lever usable with one hand; system for unlocking the cam, with just one downwards movement necessary (patented); new steel cam, manufactured with technology that implements the resistance to wear and tear. Equipped with a set of teeth that protects the wear of the rope, but it is