The PT-1200-00 is Black TUSQ XL 4 string slotted Bass nut.  It is a great option to upgrade or replace the nut on your bass .Fits Fender Jazz Bass style electric basses.

Tension: 100 End Type: Tie-End Coating: Uncoated Number Of Strings: 4 Set Type: Sets Monofilament Material: Nyltech

Designed for drummers playing in diverse bands and multiple situations with a wide range of musical styles and genres.

Strings for: Violin Size: 1/16- 1/8 Core: Steel Included strings: G, D, A, E

One complete set of mandolin strings Medium light gauge (.011-.038), ball end Wound strings are round wound, made from phosphor bronze. Unwound strings are plain steel Strings packaged in Corrosion Intercept bags for guaranteed freshness

Coating: Uncoated Number Of Strings: 6 Set Type: Sets, Multipacks Wrap Material: Phosphor Bronze