The new cobra king f7 one length irons are cobras first ever single length iron set inspired by pga tour professional bryson dechambeau the one length irons utilise the same tecflo construction as the king f7 along with a pwrshell face and precision milled grooves the difference being the king f7 one features constant 7 iron lengths throughout the set and each head has been re engineered for proper geometry to deliver the optimised trajectory and distance gapping from long irons to wedges