MJshop .335 Loft Size 8-11 Degree Golf Adapter Sleeve Replacement For Cobra Bio Cell Driver New The adapter is black for 2014 new style Bio Cell Driver, it does not fit to the fairwaywood. The adapter allows loft change via 8, 8.5, 9, 9.5, 10, 10.5 & 11 degree. The adapter fit to .335 shaft. The adapter is for right hand only. This is a high quality aftermarket golf sleeve. as replacement production. It can match well.