Combine the Quad Lock® Mirror Stem Mount Adaptor Kit with the Quad Lock® Mirror Stem Mount (sold separately) for scooters and motorcycles which require additional clearance to surrounding components and trim. The Kit includes four commonly used scooter thread sizes. Tech Specs: Raise the mirror shaft interface by 20 mm (0.79"). Made from high-tensile steel. Threadlocker for secure fastening. Compatible with Mirror Stem Mount (sold separately) ONLY. What's Included? M10 x 1.25 thread pitch. M10 x 1.25-LH (reverse) thread pitch. M10 x 1.5 thread pitch. M8 x 1.25 thread pitch.