▁the ▁official ▁spec ▁row ers ▁for ▁The ▁Cross F it ▁Open ▁and ▁Games ▁following ▁an ▁investigation ▁discovered ▁rival ▁manufact urer ▁X eb ex ▁was ▁" sign ific antly ▁easier ▁than ▁the ▁competition ▁standard ," ▁resulting ▁in ▁an ▁official ▁declaration ▁that ▁the ▁Con cept 2 ▁was ▁the ▁specification ▁manufact urer . ▁ ▁In ▁ 2 0 1 0 , ▁they ▁introduced ▁the ▁Dynamic ▁ind oor ▁ro wer , ▁which ▁has ▁a ▁moving ▁foot ▁st ret cher ▁instead ▁of ▁a ▁moving ▁seat . ▁This ▁results ▁in ▁less ▁body ▁mass ▁movement ▁compared ▁to ▁the ▁prior ▁ind oor ▁ro wer ▁models ▁and ▁sim ul ates ▁on ▁water ▁row ing ▁more ▁closely . ▁ ▁The ▁most ▁current ▁electronic ▁monitor ▁for ▁feedback ▁on ▁the ▁ind oor ▁row ers ▁as ▁of ▁September ▁ 2 0 1 4 ▁is ▁the ▁Performance ▁Mon itor ▁ 5 ▁or ▁" PM 5 ". ▁ ▁The ▁fr iction - pr one ▁areas ▁like ▁chain ▁are ▁co ated ▁with ▁nick el ▁for ▁the ▁lon ge vity ▁of ▁the ▁parts . ▁Nick el ▁co ating ▁also ▁ass ists ▁in ▁lub ric ation ▁and ▁maintenance . ▁ ▁The ▁ind oor ▁ro wer ' s ▁nick name ▁comes ▁from ▁its ▁measurement ▁of ▁the ▁power ▁output ▁of ▁o ars men / w omen . ▁ ▁As ▁such ▁it ▁is ▁a ▁class ▁of ▁erg ometer ▁( G reek : ▁meas uring ▁work ), ▁and ▁compet itive ▁row ers ▁rarely ▁refer ▁to ▁the ▁machine ▁as ▁an ▁" indo or ▁ro wer ," ▁but ▁use ▁the ▁older ▁name ▁" erg " ▁or ▁"