Can I use UST Mamiya Recoil iron shafts to replace steel shafts in Ping Eye2 irons?

Britt Lindsey Answered question August 13, 2021

Your Pings use a ,355 tip shaft. Golf works can special order .355 shafts from UST.
Other option is to ream out the heads to accept a conventional UST Recoil shaft (.370 in).