52 Install VTO2.1 Direct Installation2.1.1 ScrewBefore installing VTH, please check screws on accessory bag according to the followingspecifications and install by following this guide.Component Name Illustration QuantityM3×6 Hex slot pan head tail machine screws--- galvanizing white 4M3×8 Cross recessed countersunk head tailmachine screws --- galvanizing white 4ST3×18 Cross recessed countersunk headtail tapping screws --- galvanizing white 4White expansion tube¢6×30mm 4Chart 2- 1Note:M3x6 or M3x8 either is OK.