$SPY iron butterfly consideration… Looking…

$SPY iron butterfly consideration…
Looking at $SPY iron butterfly for Friday expiration. Looks rather rangebound around this 225 or 226 area.
Looking at 223/225/227 for 1.30 credit…risking 0.70
Also, considering 224/226/228 for 1.23 credit…risking 0.77
Any thoughts or concerns here. $SPY currently at 225.54.