Because the main parts are laser-cut

Trainz Product Id: 12110374

Model Number: 7087

Trainz Product Id: 11478839

Kadee 830 G Scale Straight Centerset Shank Coupler & Body Mount Gear Box Kit DwDetails-0.20-0.14-9.00-6.00-4.65-2 Because the main parts areThis is a Kadee 830 G Scale Straight Centerset Shank Coupler & Body Mount Gear Box (Black) Kit. Coupler body mount with standard draft gear box. One pair per package. HOn3 through G scale. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Kadee Model Number: 830 Category 1: Parts Category 2: G Scale Parts The Trainz SKU for this item is P11490178. Trainz Product Id: 11490178