The gun looks pretty good in your stock with the factory 26" tube. Maybe a 25" would be about right.
DF
Another shot, but not of the full barrel.
Edited to add weights.
All up with 25" tube, 1.5-5x20 Leupy, 9# 4.4oz. With VX-6 1-6x24, 9# 9.3oz. The VX-6 adds 4.9oz, 14.6oz vs. 9.7oz.