[1130r]

what is the standard bore for a KX5 from the factory

 

[AveragEd]

Mine measured .730".

Ed

 

[Shooting Coach]

Look on the left side of the barrel, just ahead of the monoblock. IIRC, it will likely be 18.6mm. That runs out to .732". If marked differently, convert it from Metric to English. Multiply your bore size stamped on barrel by .03937.

 

[Sky Buster]

1130R:

Mine mic's at .732