Package List 5 x screws Features -Material: metal Slide Finger Ring Screw -Color: Silver Slide Finger Ring Fixing Screw -Size: 1.10X1.10X1.00cm/0.43X0.43X0 Trumpet Accessories. - A practical accessory for your trumpetplayer friend and family Trumpet Screw. - Easy to install and use trumpet fingerring screw instruments. - Replace old or broken trumpet screw witha new one Piston Screw. - Made with fine craftsmanship, nicetexture and smooth surface Finger Ring Holder Screw. - Adopt premium material for durable use musical instruments. Goods Information screws This item is a trumpet screw set.Slide Finger Ring Fixing Screw Greatcraftsmanship, smooth surface, good texture, a must have tool for trumpet lover.Trumpet Screw Replacement Itwill provide convenience in replacing old or broken trumpet finger ring screw