TUSQ Bridge Pins Traditional Style PP-2182Black bridge pins with a 2 mm Paua Shell dot inlay.1 set = 6 pcs.Shank diameter 5.33 mm. Traditional bridge pins will fit the majority of acoustic guitars including: Fender, Larrivee, Taylor, Gibson, Tacoma, Ovation, Breedlove, Rainsong, Carvin, Takamine, and many others. Traditional is the most popular size for most acoustic guitars. The taper on the shank is 3 degrees.