We've taken our game-changing technology - Larger Face Areas, Dual Weighting Systems and Rhombus Face Technology - and brought it to the fairway. The M Speed Fairways are an offset design design available in 3, 5, 7 and 9 offering new levels of distance and accuracy for moderate swing and ball-speed players. 3: 355 Maraging Steel. 5,7,9: 17-4 Stainless. Golf Pride, Reminder Design, 50D Durometer. Cobra/Aldila NV-M, M/Speed Tuned