Gauges:
BKE-9 Lite-Tite 9 11 16 24 32 42
BKE-9/46 Lite-Heavy 9 11 16 26 36 46
BKE-10 Medium 10 13 17 26 36 46
BKE-10/52 Big-n-Heavy 10 13 17 30 44 52
BKE-11 Heavy 11 14 18 28 38 50
BKE-12 Extra Heavy 12 15 24 32 42 52
BKE7-9 7 String Lite 9 11 16 24 32 42 52
BKE7-10 7 String Medium 10 13 17 26 36 46 56
BKE7-11 7 String Extra Heavy 11 14 18 28 38 50 60