Shimano: New Power meter FC-R9100-P in new DURA-ACE groupset

Lots of Shimano Goodies The full announcement from Shimano is <here> but in a nutshell ‘lots of goodies’. Of particular interest to me is their first foray into powermeters with the FC-R9100-P which is a PM-in-a-spider (drive crank body) delivering left- and right-side, dual-band power with strain gauges in each crank arm. It has rechargeable batteries…