This is Kluson's version of the #7 tailpiece. Available in chrome, gold, and nickel.
Mounting Plate : Stamped Steel String spacing on the string bar : 2 in. (50.8mm) ctr to ctr with a slight radius to match body shape Length of Trapeze : 3 in. Mounting screw hole positioning is triangular left and right screws are 1 ½ inches apart ctr to ctr