MICRO FOR THE MAXIMUMA crisp winter breeze comes rolling through the canyon while you're covered in mud and making your way up a newly discovered rock surface. The chill hits your spine and causes a shiver that makes you slip! When relying on that rope you grip so tightly to, you'll no doubt want a pulley that you can be confident in as well. The Petzl Micro Traxion Pulley is the pulley for you. With a design to handle frozen and muddy ropes as well an integrated progress capture device to keep you from losing what you've gained, this pulley is exactly what you will need for your next climb! FEATURESIntegrated progress capture device keeps you from losing what you've gainedUpper button allows cam to be lockedAluminum sheave mounted on sealed ball bearings provides optimal efficiency and energy conservationRope clamp designed to grip even on frozen or muddy ropes