S&S cases maximize crankcase oil scavenging efficiency by using a ported design breather passageway

stainless steel exhausts

04 998 S Biposto

and blended oils

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kellermann stem extension for atto spot 15OM S&S cases maximize crankcase oilKellermann 15mm Stem Extension for Atto, Spot, Rhombus S and Micro S This universal stem extension allows for Kellermann and any other lights with an M5 thread to be extended outwards 15mm from the mounting point. Features: Specifically made for Kellermann Atto, Spot, Rhombus S and Micro S but also compatible with other M5 threaded lights Secure and stable mount Sold individually