This is a movement holder designed for 12.5 lignes movements.

It takes a M3x12 bolt, with a ground tip. to support the seconds pinion when attaching the seconds hand.

example movements it fits are the Omega 1000 series movements, like Omega Caliber 1030.

After printing, use something pointy to open up the bolt hole.

Recommended printing settings: 0.2mm layer height, 0.4mm nozzle.

Recommended material: PLA

If you need another size, just send me the lignes size that you need.