Crown Wheels, Gear Racks, Point Wheels, Worm Gears

Unknown Technic

The manufacturer has approved the data, but no images.

Manufacturer page

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

Parts list (10 pieces, without spare parts)

How many times will you build it? Include spare parts

Description	Color	Count
Technic Gear 14 Tooth Bevel 4143	Light Gray	4
Technic Gear 24 Tooth Crown with Pointed Teeth 3650b	Light Gray	2
Technic Gear Rack 1 x 4 3743	Light Gray	2
Technic Worm Gear 4716	Light Gray	2

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