Hardware Compatibility Explained - Longer bolts are needed to accommodate the addition of risers, deck thickness is another factor in this. Reference the chart below to find out what length hardware your setup will require. These are the suggested standard, you can go longer, just don't go shorter.
|Size||1/2in - 1/4in|
|Hardware Length for Standard 7-Ply Decks (in):||1 1/2 +|
|Hardware Length for Thicker 8/9-Ply Decks (in):||2 +|