cage size?

[TUBZGSXR]

guna get a rear cage for the valver but unsure as to wot size so need sum oppinions pleeeeeze........ (51mm is about the size of a fearless cage i think)
thanx

[m.d.]

any size will look good but if you look at fia approved cages they are nomally smaller sized tube than the bling bling chrome cages which are just for show. id go for the cage that they sell on motorsport direct as its fia approved and has a x diagonal. looks the bollox