M6 Allen Head Screw, 12mm in Length. This screw is used to affix the Rotax Max clutch pack to the starter ring gear. Typically, (3) of these screws are necessary to hold the clutch pack in place.
Each screw is silver finished in zinc for hardness and durability. Point Karting recommends a dab of blue or red Loctite on these bolts, as you don't want them coming loose during operation!
A M6 screw requires a 5mm allen key. The clutch pack in this assembly uses (3) total screws to hold it onto the starter ring gear plate.