Replacement Power Spring for the UPM 45 pitching maker likewise called the Blue Flame 45 and the Louisville Slugger Ultimate pitching device. This is likewise the power spring for the Louisville Slugger Black Flame 55 pitching device. Simply the spring. The pitching makers will slowly throw slower over the season as the spring get tired. Springs needs to be replaced every year as they will use out with use. This is the spring that powers the pitching maker.
- Power Spring for Blue Flame Ultimate Pitching maker
- Replacement Power spring for both the Blue and Black Flame Pitching Machines
- This is simply the spring
- Blue Flame Pitching Device is also called the Louisville Slugger Ultimate Pitching Device
- The Blue Flame is also called the UPM 45 Pitching Machine