All Parts BN 2804-00N Graph Tech Tusq XL Nut (Gibson)
Graph Tech BQL-6010-00 TUSQ XL - Jumbo Gibson® style slotted nut. PTFE impregnated for permanent lubrication. Fits most Gibson® 6 string electric guitars. Frequently used on Les Paul guitars. 1 and 3/4 x 3/16 x 3/8 inches. 1 and 7/16 inch string spacing.