QMSKueKen/Brown Lennox Jaw Crusher Parts QMS. KueKen/Brown Lennox Jaw Crusher Parts. QMS manufacture an extensive range of crusher wear and spare parts to suit the KueKen / Brown Lennox range of jaw crushers. All QMS jaw plates are stocked in 14%, 18% and 22% grades of manganese with a chrome content of 23%. Contact Supplier