Info:Martin 2 B 64 TB Solid Type A-1 Conventional Stock Sheave, 1/2 to 1-1/2 in TB Bushed Bore, 6-3/4 in OD, 2 Grooves, 6.4 in Dia Pitch, 1-3/4 in W Face
Info:Martin 2 C 105 SF Type A-2 Web Conventional Stock Sheave, 1-1/16 to 2-5/16 in QD® Bushed Bore, 10.9 in OD, 2 Grooves, 10-1/2 in Dia Pitch, 2-3/8 in W Face
Info:Martin 2 C 110 SF Arm/Spoke Type A-3 Conventional Stock Sheave, 1-1/16 to 2-5/16 in QD® Bushed Bore, 11.4 in OD, 2 Grooves, 11 in Dia Pitch, 2-3/8 in W Face