The 2 packs listed consist of the following plastic/nylon/polyamide:

2 x 125mm racks, 1 spur, 1 worm.

GEARS O.D          I.D         TOOTH

            7.7            2           10

            9              2            14

           14             4            20

           20             4            30

           27             4            40

           33             4            50

           40             4            60

           46             4            70

Pulleys set consists of:

         10                            2

         12                             2

          12                            4

          15                           4

          20                           4

          25                          4

          30                          4

These gears and pulleys are made in Leicestershire by us, check out our other listings for handy hobby tools as we have a fantastic range. 

We offer a no quibble freepost returns.

Proops Brothers have been serving this industry for over 80 years.

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