Product description the new acculite 75 represents the latest in sub ultra lightweight technology this is a full 10 grams lighter than the acculite 85 and geared more toward those who have a smoother tempo to produce the greatest club head speed possible with a steel shaft the acculite 75 is the perfect alternative to graphite in terms of weight yet produces the consistency long associated with steel shafts flex sbutt diamater 0 595tip size 0 370length 40weight 85g parallel tip sec