GAUGE 41 / 42 & 46MM BSCTOOLS

GO NOGO gauge for checking the bottom bracket shell size of BB86 and BB92 bottom brackets.
- The gauge is laser etched 40.95mm (41,95mm, 45,95mm) GO IN LIGHT PUSH one side and the reverse side is 41.00mm NOT GO IN
- Ideally, the 40.95 should go in with a light push and the 41.00mm (42mm, 46mm) should not go in
- Please note this should not be used as a calibrated gauge, there is some tolerance in the machining process (0.02mm or 0.001") and is not a substitute for a calibrated bore micrometer
- CNC machined from stainless steel
- 40mm tall
- 400g