Hinges, Tilt Bearings

Unknown Service Packs

The manufacturer has approved the data, but no images.

Manufacturer page

Source: Rebrickable. Data from Rebrickable (rebrickable.com)

Parts list (16 pieces, without spare parts)

How many times will you build it? Include spare parts

Description	Color	Count
Hinge Brick 1 x 2 Base 3937	Light Gray	4
Hinge Brick 1 x 2 Top Plate Thin 3938	Light Gray	4
Hinge Brick 1 x 4 [Lower] 3831	Light Gray	4
Hinge Brick 1 x 4 [Upper] 3830	Light Gray	4

Part images: LDraw library (ldraw.org), license CC BY 4.0. Part data: Rebrickable.