Features: brand new and high quality 3 strings guitar bridge set is made of zinc alloy and copper, fine workmanship, firm and practical to use. Mounting screws and allen wrench included. Feature string space is about 12mm. 3-string chrome hard-tail bridge perfect for electric cigar box guitars. Great replacement for your broken, dirty or old bridge tailpiece. Every product has a unique manufacturing part number label on the inner package that proves it has been qualified, which include part number, model number and inspection date information. Specifications: Material: Zinc Alloy and Copper Size: approx 5.0x4.2x1.4cm/1.97x1.65x0.55 inches Color: Black/Chrome Note: Please allow 1-2cm errors due to manual measurement. Due to the-difference betweeen different monitors,the pic may not reflect the actual color of the item. Package includes: 1x Bridge 2x Knob 1x Wrench 4x Screws 2L1R Tuning Pegs 2x Strap Lock