Ordered this set from some website for a reasonable price, but a piece of the instruction book is missing. It's not even in the box (all the bags are included) : r/lego
LEGO Tan Gear with 12 Teeth and Bevel (6589) | Brick Owl - LEGO Marketplace
10 X NEW GENUINE LEGO TECHNIC GEAR 12 TOOTH BEVEL No 4565452 TAN - £1.99 | PicClick UK
In the "Hedwig" set (set number 75979) on page 61, it says to use this gear piece. Now I have this big gear, but it doesnt look like it's the right size