set2: 6 x Guitar Volume Knobs + 6 x Guitar Bridge SaddlesReplacement metal saddles for Strat tremolo or fixed bridges.Each saddle and set are complete with screws and springsSet of 6 vintage-accurate black Jazz Bass knobsUsed on early 60s Jazz Bass guitarsFits most vintage and modern Jazz Bass guitarsFrom tone and volume knobs to pickup covers, bridge covers and more, Pure Vintage knobs and covers let you cosmetically customize your instrument or amplifier like never before. These genuine replacement parts are created with period-correct personality in mind to the same specifications as early parts, allowing players to give any amp, guitar or bass a shot of vintage-accurate looks and tone.Size:Bridge Saddle(LxWxH): 20 x 10 x 10 mm(0.79 x 0.39 x 0.39 inch)Screw(LxW): 18 x 3 mm(0.71 x 0.12 inch)Spring: 15 x 4 x 6 mm (0.59 x 0.16 x 0.24 inch)colour:Silver/blackMaterial: plastic/Zinc Alloy + MetalPackage Contents:6 x Guitar Volume Knobs6 x Guitar Bridge SaddlesOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.