Hipshot Brass A-Style Bass Bridge Mount 1 - No String Through Black Upgrade your bass using the extremely versatile A-style bridge The Hipshot Brass A-Style Bass Bridge Mount retrofits your Fender 5-hole mount bridge on your 4-string bass using the two outer holes and the center hole The type A saddles feature variable string spacing adjustment for even greater versatility and fine intonation adjustment as well String spacing for all styles is 750" (3/4")