This is the replacement Spring Kit for the Louisville Slugger Ultimate Pitching Machine also know as the UPM 45, Blue Flame Pitching Machine. This also the Power Spring replacement kit for the Black Flame Pitching Machine. Spring Kit comes with 2 Rubber Runner for the Throwing Arm and 2 bolts and nuts to attach the Spring to the Spring Bracket and the Throwing Arm Bracket.
| Item Package Dimensions L x W x H | 9 x 1.5 x 1.5 inches |
| Package Weight | 0.32 Kilograms |
| Item Weight | 11.36 Ounces |
| Brand Name | UPM 45 Spring Kit |
| Country of Origin | Taiwan |
| Model Name | FBA_SK UPM 45 |
| Color | Zinc Silver |
| Material | Zinc coated Steel |
| Manufacturer | UPM 45 Spring Kit |
| Part Number | FBA_SK UPM 45 |
| Sport Type | Baseball |