RE-SEAL THE DEAL
Feb 24, 2022
4 minutes
Older airguns are great fun to use, and let’s not forget that these were put to serious use in their time. Many were capable of outputting very good power levels, and guns like a pre-War Improved Model D can reach 11 ft-lb with a tune today. Most of these older guns will have piston seals made of leather unless they’ve been subjected to a recent modification by a keen home tuner.
Picking one up and testing it may show muzzle velocity is down, not that this in itself is a bad thing.
There will be less recoil for a start, so accuracy should be improved. But there comes a time when even the
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