CTS Audio, Long Shaft ¾ in. bushing, split knurled shaft, ⅜ in. bushing diameter. Great in guitars that have a thicker carved top (ex. Les Paul) where added bushing length is required. Body Diameter: 24 mm Power Rating ¼” watt Bushing Diameter: ⅜" (Threading: 3/8-32) Bushing Length: ¾" Shaft Diameter: ¼" Shaft Length: ⅜" Tolerance: 20% Shaft Material: Brass – Knurled Shaft 24 teeth slot and knurled shaft Includes (1) Nut and (1) Lock Washer