Spring and Ball (Small) for the Jura Grinder These spare parts are located on the grinder under the outer ring with the holes. The ball is pressed against the holes from below, causing the grinder to click into place when adjusting and preventing it from adjusting itself during the grinding process. Repair instructions can be found here: Service Instructions Scope of delivery: 1x spring Ø 3.2 mm 1x ball Ø 3.2 mm


