ITEM NAME:3Pcs Trumpet Piston Valve Spring Accessories Part Replacement G6Y8 3Pcs Trumpet Piston Valve Spring Accessories Part Replacement G6Y8 Model Number:Trumpet Piston Valve Spring These are the correct tension springs. Useful and necessary part for replacement. Item Weight: 2g / 0.07oz colour:Silver Material:copper size:37.9*8.8mm Package Contents: 3 *Trumpet Piston Valve Spring
