the two diameters are pretty close and velocities are similar, so I think the comparison is quite valid
maybe its time in the thread to post a picture of one of your 270s laying on the carpet then a close up of the barrel stamping 


todbartell said:the two diameters are pretty close and velocities are similar, so I think the comparison is quite validmaybe its time in the thread to post a picture of one of your 270s laying on the carpet then a close up of the barrel stamping
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todbartell said:my point is the same as the one you made




























