Cheap Ping K15 Irons replace the hugely popular, market leading G10 irons and introduce a number of improvements that make them even more attractive than their best selling predecessors. The biggest improvement is that the wholesale golf equipment k15 irons are a bit more forgiving thanks to the moment of inertia increasing which Ping has achieved by introducing a custom tuning port that is further back from the face of the clubhead.

As what I have got from Ping I know that with maximum forgiveness technology, Ping Irons provide a variety of design features to lower your scores and help improve your game.

Of course , the Ping K15 Driver also provide the high-launching, maximum forgiveness benefits that the majority of golfers rely on to bring consistency to their iron play. The stainless steel iron's cavity design features a new Custom Tuning Port (CTP) which expands the perimeter weighting and increases the moment of inertia. Weight savings from a thinner face is re-positioned to the toe for added forgiveness on mis-hits and its wider sole produces a higher launch angle.
Ping K15 new Custom Tuning Port creates a better sound and feel, increases distance, and maximizes forgiveness. Meanwhile, the k15 irons are comically forgiving. So far, Ping had kept its promise: there was a better feel and there was an increase in distance.

Features of Ping k15 Irons:
New Custom Tuning Port (CTP) saves 7 grams which is re-positioned to perimeter
for increased MOI
Stronger lofts for increased distance without sacrificing launch angle
Wider sole positions center of gravity lower and farther back for increased launch angle
Weight savings from thin-face design is reallocated to toe for increased MOI.
Investment cast 17-4 stainless steel, heat treated