52T힘들어서 낮출라고 하는데.,.안장 5미리 스템 5미리 내리고 타도 될까요? ㅡ.,ㅡ;;;

Model Number	FC-3550
Series	SORA
Crank Construction	2-piece Solid Crank Construction
Chain Compatibility	Super Narrow HG for 9-speed (CN-HG53)
Chainring Sets	50-34T/46-34T
Bolt Circle Diameter	110mm
Crank Arm Length	165,170,175mm
Bottom Bracket	SM-BB4600 SM-BB71-41B
Chain Line	43.5mm