Info:Martin 2BK70 1 3/8 Arm/Spoke Bored-to-Size Type C FHP Sheave, 1-3/8 in Finished Bore, 6-3/4 in OD, 2 Grooves, 6 in (A/4L)/6.4 in (3L) Dia Pitch, 1-3/4 in W Face
Info:Browning® 1043090 BK Series Type 3 FHP Sheave, 3/8 to 1-1/2 in Split Taper Bore, 6-3/4 in OD, 2 Grooves, 6.2 in (A)/6.7 in (B) Dia Pitch, 1-3/4 in W Face
Info:Martin 2BK72-H 2BK-H Arm/Spoke Type C FHP Sheave, 1.378 in MST® Bushed Bore, 6.95 in OD, 2 Grooves, 6.2 in (A/4L)/6.6 in (B/5L) Dia Pitch, 1-3/4 in W Face
Info:Martin 2BK90-H 2BK-H Arm/Spoke Type C FHP Sheave, 1.378 in MST® Bushed Bore, 8-3/4 in OD, 2 Grooves, 8 in (A/4L)/8.4 in (B/5L) Dia Pitch, 1-3/4 in W Face