Notice for purchasing the accessories of the electric guitars: As there are so many different kinds of electronic guitar accessories with exquisite sizes and the suppliers for these are different measure your size exactly and then let us know. Product details String Spacing: 10.8mm. Mount Size: 74MM between the 2 studs centers Color: Material: zinc +iron Weight: 440g/set Package Contents: 1 x tremolo bridge 1 x Body Mount Claw 2 x studs 3 x Springs 2 x Claw Mount Screws 1 x Tremolo bar 2 x Hex wrenches 1 x lock nut 2 x lock nut Mount Screws No packing box. Packed Safely in Bubble Bag. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.