NO Drilling or Modification needed to install this chute blocker. This is designed specifically for Ferris 52" ICD mower deck / Snapper Pro. This will also fitFerris 52" IS700z, ISX800, IS2100z, ISX2200, Ferris IS600z 52" non-ICD, Snapper Pro 52" S125xt and S implicity 52" Citation Xt.
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