Product Description
 
For the first time, easily identify the British Association (B.A.) threads on your bike, car or equipment with our handy BA thread gauge!
 
This handy gauge covers all of the commonly found B.A. sizes and ranges 0 BA to 10 BA. It also includes a handy 47.5 degree angle checker for lathe tools.
 
 
 BA Thread gauges are final sale!