LEGO Black Train Buffer Type 3 with Solid Bottom (29084) | Brick Owl - LEGO Marketplace
LEGO Train Buffer Beam with Sealed Magnets - Type 3 (flat closed bottom)
LEGO 29085c01 6172149 Black Train Buffer Beam with Sealed Magnets - Type 3 (flat closed bottom) | electricBricks : LEGO set and parts shop and database
Train Buffer Beam with Sealed Magnets - Type 3 (flat closed bottom) : Part 29085c01 | BrickLink