Taylormade m1 460 driver the new 440cc uses 43 more carbon composite carbon fibre than its predecessor and the 13 gram piece offers significant weight savings over the 33 gram titanium crown it replaced from previous years taylormade repositioned this discretionary weight in other areas of the head after observing significant performance improvements from replacing the thick thin 9 1 1 titanium alloy crown with a carbon composite material for the 2016 m1 taylormade elected to advance this