Fits Big Bertha 815 Driver (2014) XR Pro Driver (2015) Great Big Bertha Driver (2015) Callaway Big Bertha Alpha 816 Double Black Diamond Driver (2016) XR 16 Sub Zero Driver (2016) GBB Epic Sup Zero Driver (2017) Rogue Driver (2018). Weights available in 3g, 5g, 7g, 9g, 11g, 13g, 15g...
Slider weights for adjusting the swingweight and ball flight of the 2017 Callaway GBB Epic drivers. Weights available in 10.5g, 12g, 16.5g, 20g, 24g, 28g, 30g