Model Shipways MS0310BW 3/16" Walnut Double Sheave Block (Pack of 150) VariantsUnitPrice_number_32.88 Model Number: 40012

Model Number: 40012

and a (6-19268) Missouri Pacific 6464 Series Boxcar

Trainz Product Id: 12058877

The Trainz SKU for this item is P12413216

Model Shipways MS0310BW 3/16" Walnut Double Sheave Block (Pack of 150) VariantsUnitPrice_number_32.88 Model Number: 40012This is a Model Shipways MS0310BW 3 16 (5mm) Walnut Double Sheave Block (Pack of 150). Blocks act as pulleys used in conjunction with the miles of line that make up the running rigging. They multiply the force exerted by the crew, enabling yards and sails to propel ships 2000 tons or larger. The more parts a tackle has (rope legs between two blocks, determined by the number of sheaves in the blocks), the more the motivating force is multiplied, and