big problem with my skid

[karlpich]

i buy apex rtx 06 with nytro 153" skid with extension to 174" i just receive my sled but tunnel have many many hole for mounting skid ! it's same mounting hole between apex and nytro skid? i would like measure if possible of a nytro skid 153" and apex please !! i'm very disappoint .... i have 3 different hole for front hole ! I'm not sure having the right dimension because I have no tranfer......