Model Hobby Accessories by Engel
Collars ALEXANDER ENGEL KG - engel modellbau -/Accessories/Collars products
All collars come with set (grub) screws included.
Available with bore dia. 1.6 - 2.0 - 2.6 - 3.0 - 4.0 - 5.0 - 6.0 mm