Shubb’s quick-locking cam action has made this capo one of the most popular capos ever made. Simply adjust the pressure with the thumbscrew, and flip the hinged bottom lever for fast repositioning. The Shubb Deluxe capo is crafted of high quality stainless steel and features extra-smooth roller action. The rubber sleeve and flat or radiused bar are designed for firm clamping without tuning distortion.