LEGO Power Functions Battery Box with Beam Connectors (16511 / 58119) | Brick Owl - LEGO Marketplace
Batteriebox für Lego Technik | Kaufen auf Ricardo
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BrickLink - Part 59510c01pb06 : LEGO Electric 9V Battery Box 4 x 11 x 7 PF with Red Dot and White Arrows on Black Background Pattern (Sticker) - Set 42043 [Electric, Battery Box] - BrickLink Reference Catalog