Wilson staff d250 irons steelmake 2017 your best year of performance yet click golf is pleased to introduce the wilson staff d250 irons with steel shaft featuring the right light technology specs you know from the d200 irons allowing you to swing faster without additional effort but with lower cg and higher moi this increase in your bodyrsquos ability to resist angular acceleration is achieved by the low heel and toe positioning of nearly 50 grams thanks to the incorporated weight pod