3.17x3.17 Metal steering universal joint coupling cross
These joints or couplings connect rigid rods which are angled axes with each other.
Premium made of metal This is durable and has a long service.
This is commonly used for shafts that send rotary motion.
Widely used to connect models of robot ship model cars .
Specification:
Material:Nickel plated iron
Inner diameter: 3.17x3.17mm
Weight: 48g