The chain wear gauge from FB is the most professional chain elongation measuring tool available for the measurement of chain wear on imperial pitch leaf chain, forklift chain and roller chain. 

The FB chain gauge is the most accurate way to measure chain wear and is widely used for the thorough examination of lifting equipment in the LOLER and PUWER regulations.

If you are inspecting lifting equipment, with leaf chain fitted, the FB chain gauge should be in your toolbox.

It is a chain measuring tool for chain ranging in pitch from 3/8" to 3".