Steel Helical Diff Ring/Pinion - BLX 3S 4S Product Type_Screwdrivers we recommend using Hyrax SCXL

we recommend using Hyrax SCXL 2

we've been hearing the same question again and again from our loyal customers: "Can Ugears create a working clock model kit

this 208-page book is essential for any railfan or model railroader

The Tribute wheels have been a hit on and off the track for RC monster truck racers

A nice addition to curriculum for teaching animal science or any child's science fair project related to human anatomy

Steel Helical Diff Ring/Pinion - BLX 3S 4S Product Type_Screwdrivers we recommend using Hyrax SCXLDetails: This is the Hot Racing steel helical spiral 37T 13T gear set for Arrma 1 10 4WD. The 37T 13T gear set is the stock gear ratio.