The design of the 4 arm cranksets that so well identify the super record record and chorus groupsets has now found its way into this fantastic new potenza groupset although in an aluminium constructionpotenza 11s 4 arm spider design makes for one single crankarm for all chainring options thanks to its unified bolt pattern which allows for all 3 chainring standards 5339 5236 and 5034 to be built upon the same crankset changing between compact and standard with the potenza 11 groupset is