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- Thu Apr 28, 2016 12:41 am
- Forum: General airgun chat
- Topic: Low air pressure in ft lbs FTP 900
- Replies: 0
- Views: 1310
Low air pressure in ft lbs FTP 900
I chronograph my rifle regularly. Lately I noticed that the velocity and ft lbs of pressure has dropped to around 10 ft lbs. any idea what's going on. Thanks